From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../abs-pos/abs-pos-auto-margin-1-ref.html         | 25 ++++++++
 layout/reftests/abs-pos/abs-pos-auto-margin-1.html | 28 +++++++++
 .../abs-pos/abs-pos-auto-margin-centered-ref.html  | 32 ++++++++++
 .../abs-pos/abs-pos-auto-margin-centered.html      | 32 ++++++++++
 .../abs-pos/auto-offset-inline-block-1-ref.html    |  6 ++
 .../abs-pos/auto-offset-inline-block-1.html        | 10 +++
 layout/reftests/abs-pos/button-1-ref.html          | 28 +++++++++
 layout/reftests/abs-pos/button-1.html              | 30 +++++++++
 layout/reftests/abs-pos/button-2-ref.html          | 31 ++++++++++
 layout/reftests/abs-pos/button-2.html              | 33 ++++++++++
 .../abs-pos/continuation-positioned-inline-1.html  |  7 +++
 .../abs-pos/continuation-positioned-inline-2.html  | 17 ++++++
 .../continuation-positioned-inline-ref.html        |  7 +++
 layout/reftests/abs-pos/fieldset-1-ref.html        | 11 ++++
 layout/reftests/abs-pos/fieldset-1.html            | 15 +++++
 .../abs-pos/fixed-pos-auto-offset-1-ref.html       | 30 +++++++++
 .../reftests/abs-pos/fixed-pos-auto-offset-1a.html | 42 +++++++++++++
 .../reftests/abs-pos/fixed-pos-auto-offset-1b.html | 32 ++++++++++
 layout/reftests/abs-pos/font-size-wrap-ref.html    | 27 ++++++++
 layout/reftests/abs-pos/font-size-wrap.html        | 33 ++++++++++
 layout/reftests/abs-pos/multi-column-1-ref.html    | 29 +++++++++
 layout/reftests/abs-pos/multi-column-1.html        | 31 ++++++++++
 layout/reftests/abs-pos/reftest.list               | 65 ++++++++++++++++++++
 .../abs-pos/relative-row-animation-1-ref.html      | 13 ++++
 .../reftests/abs-pos/relative-row-animation-1.html | 28 +++++++++
 layout/reftests/abs-pos/scrollframe-1-ref.html     | 13 ++++
 layout/reftests/abs-pos/scrollframe-1.html         | 18 ++++++
 layout/reftests/abs-pos/scrollframe-2-ref.html     | 16 +++++
 layout/reftests/abs-pos/scrollframe-2.html         | 18 ++++++
 layout/reftests/abs-pos/select-1-dynamic.html      | 31 ++++++++++
 layout/reftests/abs-pos/select-1-ref.html          | 11 ++++
 layout/reftests/abs-pos/select-1.html              | 13 ++++
 layout/reftests/abs-pos/select-2-ref.html          | 11 ++++
 layout/reftests/abs-pos/select-2.html              | 11 ++++
 layout/reftests/abs-pos/select-3-ref.html          |  9 +++
 layout/reftests/abs-pos/select-3.html              | 11 ++++
 layout/reftests/abs-pos/select-4-ref.html          | 13 ++++
 layout/reftests/abs-pos/select-4.html              | 15 +++++
 layout/reftests/abs-pos/table-1-ref.html           | 12 ++++
 layout/reftests/abs-pos/table-1.html               | 12 ++++
 layout/reftests/abs-pos/table-2-ref.html           | 13 ++++
 layout/reftests/abs-pos/table-2.html               | 13 ++++
 layout/reftests/abs-pos/table-3-ref.html           | 20 ++++++
 layout/reftests/abs-pos/table-3.html               | 17 ++++++
 layout/reftests/abs-pos/table-caption-1.html       | 32 ++++++++++
 layout/reftests/abs-pos/table-caption-2.html       | 37 +++++++++++
 layout/reftests/abs-pos/table-caption-3.html       | 50 +++++++++++++++
 layout/reftests/abs-pos/table-caption-4.html       | 32 ++++++++++
 layout/reftests/abs-pos/table-caption-5.html       | 34 +++++++++++
 layout/reftests/abs-pos/table-cell-1.html          | 36 +++++++++++
 layout/reftests/abs-pos/table-cell-2.html          | 38 ++++++++++++
 layout/reftests/abs-pos/table-cell-3.html          | 50 +++++++++++++++
 layout/reftests/abs-pos/table-cell-4.html          | 50 +++++++++++++++
 layout/reftests/abs-pos/table-cell-5.html          | 63 +++++++++++++++++++
 layout/reftests/abs-pos/table-cell-6.html          | 66 ++++++++++++++++++++
 layout/reftests/abs-pos/table-cell-7.html          | 66 ++++++++++++++++++++
 layout/reftests/abs-pos/table-cell-8.html          | 34 +++++++++++
 layout/reftests/abs-pos/table-footer-group-1.html  | 38 ++++++++++++
 layout/reftests/abs-pos/table-footer-group-2.html  | 40 ++++++++++++
 layout/reftests/abs-pos/table-footer-group-3.html  | 54 ++++++++++++++++
 layout/reftests/abs-pos/table-footer-group-4.html  | 54 ++++++++++++++++
 layout/reftests/abs-pos/table-footer-group-5.html  | 71 ++++++++++++++++++++++
 layout/reftests/abs-pos/table-footer-group-6.html  | 63 +++++++++++++++++++
 layout/reftests/abs-pos/table-footer-group-7.html  | 67 ++++++++++++++++++++
 layout/reftests/abs-pos/table-header-group-1.html  | 38 ++++++++++++
 layout/reftests/abs-pos/table-header-group-2.html  | 40 ++++++++++++
 layout/reftests/abs-pos/table-header-group-3.html  | 54 ++++++++++++++++
 layout/reftests/abs-pos/table-header-group-4.html  | 54 ++++++++++++++++
 layout/reftests/abs-pos/table-header-group-5.html  | 69 +++++++++++++++++++++
 layout/reftests/abs-pos/table-header-group-6.html  | 63 +++++++++++++++++++
 layout/reftests/abs-pos/table-header-group-7.html  | 67 ++++++++++++++++++++
 layout/reftests/abs-pos/table-internal-1-ref.html  | 32 ++++++++++
 layout/reftests/abs-pos/table-internal-2-ref.html  | 34 +++++++++++
 layout/reftests/abs-pos/table-internal-3-ref.html  | 52 ++++++++++++++++
 layout/reftests/abs-pos/table-internal-4-ref.html  | 53 ++++++++++++++++
 layout/reftests/abs-pos/table-internal-5-ref.html  | 52 ++++++++++++++++
 layout/reftests/abs-pos/table-internal-6-ref.html  | 68 +++++++++++++++++++++
 layout/reftests/abs-pos/table-internal-7-ref.html  | 69 +++++++++++++++++++++
 layout/reftests/abs-pos/table-internal-8-ref.html  | 24 ++++++++
 layout/reftests/abs-pos/table-print-1-ref.html     | 31 ++++++++++
 layout/reftests/abs-pos/table-row-1.html           | 36 +++++++++++
 layout/reftests/abs-pos/table-row-2.html           | 38 ++++++++++++
 layout/reftests/abs-pos/table-row-3.html           | 50 +++++++++++++++
 layout/reftests/abs-pos/table-row-4.html           | 50 +++++++++++++++
 layout/reftests/abs-pos/table-row-5.html           | 62 +++++++++++++++++++
 layout/reftests/abs-pos/table-row-6.html           | 61 +++++++++++++++++++
 layout/reftests/abs-pos/table-row-7.html           | 65 ++++++++++++++++++++
 layout/reftests/abs-pos/table-row-group-1.html     | 38 ++++++++++++
 layout/reftests/abs-pos/table-row-group-2.html     | 40 ++++++++++++
 layout/reftests/abs-pos/table-row-group-3.html     | 54 ++++++++++++++++
 layout/reftests/abs-pos/table-row-group-4.html     | 54 ++++++++++++++++
 layout/reftests/abs-pos/table-row-group-5.html     | 69 +++++++++++++++++++++
 layout/reftests/abs-pos/table-row-group-6.html     | 63 +++++++++++++++++++
 layout/reftests/abs-pos/table-row-group-7.html     | 67 ++++++++++++++++++++
 94 files changed, 3441 insertions(+)
 create mode 100644 layout/reftests/abs-pos/abs-pos-auto-margin-1-ref.html
 create mode 100644 layout/reftests/abs-pos/abs-pos-auto-margin-1.html
 create mode 100644 layout/reftests/abs-pos/abs-pos-auto-margin-centered-ref.html
 create mode 100644 layout/reftests/abs-pos/abs-pos-auto-margin-centered.html
 create mode 100644 layout/reftests/abs-pos/auto-offset-inline-block-1-ref.html
 create mode 100644 layout/reftests/abs-pos/auto-offset-inline-block-1.html
 create mode 100644 layout/reftests/abs-pos/button-1-ref.html
 create mode 100644 layout/reftests/abs-pos/button-1.html
 create mode 100644 layout/reftests/abs-pos/button-2-ref.html
 create mode 100644 layout/reftests/abs-pos/button-2.html
 create mode 100644 layout/reftests/abs-pos/continuation-positioned-inline-1.html
 create mode 100644 layout/reftests/abs-pos/continuation-positioned-inline-2.html
 create mode 100644 layout/reftests/abs-pos/continuation-positioned-inline-ref.html
 create mode 100644 layout/reftests/abs-pos/fieldset-1-ref.html
 create mode 100644 layout/reftests/abs-pos/fieldset-1.html
 create mode 100644 layout/reftests/abs-pos/fixed-pos-auto-offset-1-ref.html
 create mode 100644 layout/reftests/abs-pos/fixed-pos-auto-offset-1a.html
 create mode 100644 layout/reftests/abs-pos/fixed-pos-auto-offset-1b.html
 create mode 100644 layout/reftests/abs-pos/font-size-wrap-ref.html
 create mode 100644 layout/reftests/abs-pos/font-size-wrap.html
 create mode 100644 layout/reftests/abs-pos/multi-column-1-ref.html
 create mode 100644 layout/reftests/abs-pos/multi-column-1.html
 create mode 100644 layout/reftests/abs-pos/reftest.list
 create mode 100644 layout/reftests/abs-pos/relative-row-animation-1-ref.html
 create mode 100644 layout/reftests/abs-pos/relative-row-animation-1.html
 create mode 100644 layout/reftests/abs-pos/scrollframe-1-ref.html
 create mode 100644 layout/reftests/abs-pos/scrollframe-1.html
 create mode 100644 layout/reftests/abs-pos/scrollframe-2-ref.html
 create mode 100644 layout/reftests/abs-pos/scrollframe-2.html
 create mode 100644 layout/reftests/abs-pos/select-1-dynamic.html
 create mode 100644 layout/reftests/abs-pos/select-1-ref.html
 create mode 100644 layout/reftests/abs-pos/select-1.html
 create mode 100644 layout/reftests/abs-pos/select-2-ref.html
 create mode 100644 layout/reftests/abs-pos/select-2.html
 create mode 100644 layout/reftests/abs-pos/select-3-ref.html
 create mode 100644 layout/reftests/abs-pos/select-3.html
 create mode 100644 layout/reftests/abs-pos/select-4-ref.html
 create mode 100644 layout/reftests/abs-pos/select-4.html
 create mode 100644 layout/reftests/abs-pos/table-1-ref.html
 create mode 100644 layout/reftests/abs-pos/table-1.html
 create mode 100644 layout/reftests/abs-pos/table-2-ref.html
 create mode 100644 layout/reftests/abs-pos/table-2.html
 create mode 100644 layout/reftests/abs-pos/table-3-ref.html
 create mode 100644 layout/reftests/abs-pos/table-3.html
 create mode 100644 layout/reftests/abs-pos/table-caption-1.html
 create mode 100644 layout/reftests/abs-pos/table-caption-2.html
 create mode 100644 layout/reftests/abs-pos/table-caption-3.html
 create mode 100644 layout/reftests/abs-pos/table-caption-4.html
 create mode 100644 layout/reftests/abs-pos/table-caption-5.html
 create mode 100644 layout/reftests/abs-pos/table-cell-1.html
 create mode 100644 layout/reftests/abs-pos/table-cell-2.html
 create mode 100644 layout/reftests/abs-pos/table-cell-3.html
 create mode 100644 layout/reftests/abs-pos/table-cell-4.html
 create mode 100644 layout/reftests/abs-pos/table-cell-5.html
 create mode 100644 layout/reftests/abs-pos/table-cell-6.html
 create mode 100644 layout/reftests/abs-pos/table-cell-7.html
 create mode 100644 layout/reftests/abs-pos/table-cell-8.html
 create mode 100644 layout/reftests/abs-pos/table-footer-group-1.html
 create mode 100644 layout/reftests/abs-pos/table-footer-group-2.html
 create mode 100644 layout/reftests/abs-pos/table-footer-group-3.html
 create mode 100644 layout/reftests/abs-pos/table-footer-group-4.html
 create mode 100644 layout/reftests/abs-pos/table-footer-group-5.html
 create mode 100644 layout/reftests/abs-pos/table-footer-group-6.html
 create mode 100644 layout/reftests/abs-pos/table-footer-group-7.html
 create mode 100644 layout/reftests/abs-pos/table-header-group-1.html
 create mode 100644 layout/reftests/abs-pos/table-header-group-2.html
 create mode 100644 layout/reftests/abs-pos/table-header-group-3.html
 create mode 100644 layout/reftests/abs-pos/table-header-group-4.html
 create mode 100644 layout/reftests/abs-pos/table-header-group-5.html
 create mode 100644 layout/reftests/abs-pos/table-header-group-6.html
 create mode 100644 layout/reftests/abs-pos/table-header-group-7.html
 create mode 100644 layout/reftests/abs-pos/table-internal-1-ref.html
 create mode 100644 layout/reftests/abs-pos/table-internal-2-ref.html
 create mode 100644 layout/reftests/abs-pos/table-internal-3-ref.html
 create mode 100644 layout/reftests/abs-pos/table-internal-4-ref.html
 create mode 100644 layout/reftests/abs-pos/table-internal-5-ref.html
 create mode 100644 layout/reftests/abs-pos/table-internal-6-ref.html
 create mode 100644 layout/reftests/abs-pos/table-internal-7-ref.html
 create mode 100644 layout/reftests/abs-pos/table-internal-8-ref.html
 create mode 100644 layout/reftests/abs-pos/table-print-1-ref.html
 create mode 100644 layout/reftests/abs-pos/table-row-1.html
 create mode 100644 layout/reftests/abs-pos/table-row-2.html
 create mode 100644 layout/reftests/abs-pos/table-row-3.html
 create mode 100644 layout/reftests/abs-pos/table-row-4.html
 create mode 100644 layout/reftests/abs-pos/table-row-5.html
 create mode 100644 layout/reftests/abs-pos/table-row-6.html
 create mode 100644 layout/reftests/abs-pos/table-row-7.html
 create mode 100644 layout/reftests/abs-pos/table-row-group-1.html
 create mode 100644 layout/reftests/abs-pos/table-row-group-2.html
 create mode 100644 layout/reftests/abs-pos/table-row-group-3.html
 create mode 100644 layout/reftests/abs-pos/table-row-group-4.html
 create mode 100644 layout/reftests/abs-pos/table-row-group-5.html
 create mode 100644 layout/reftests/abs-pos/table-row-group-6.html
 create mode 100644 layout/reftests/abs-pos/table-row-group-7.html

(limited to 'layout/reftests/abs-pos')

diff --git a/layout/reftests/abs-pos/abs-pos-auto-margin-1-ref.html b/layout/reftests/abs-pos/abs-pos-auto-margin-1-ref.html
new file mode 100644
index 0000000000..11a3ea5ee6
--- /dev/null
+++ b/layout/reftests/abs-pos/abs-pos-auto-margin-1-ref.html
@@ -0,0 +1,25 @@
+<!DOCTYPE HTML>
+<title>'auto' top and bottom margins on absolutely positioned elements</title>
+<style>
+
+body > div {
+  position: relative;
+  height: 100px;
+  border: medium solid;
+}
+
+body > div > div {
+  position: absolute;
+  top: 0;
+  height: 40px;
+  width: 10px;
+  background: blue;
+}
+
+</style>
+<div>
+  <div style="left: 10px;top: 10px"></div>
+  <div style="left: 30px;top: 40px"></div>
+  <div style="left: 50px;top: 10px"></div>
+  <div style="left: 70px;top: 30px"></div>
+</div>
diff --git a/layout/reftests/abs-pos/abs-pos-auto-margin-1.html b/layout/reftests/abs-pos/abs-pos-auto-margin-1.html
new file mode 100644
index 0000000000..86c5732344
--- /dev/null
+++ b/layout/reftests/abs-pos/abs-pos-auto-margin-1.html
@@ -0,0 +1,28 @@
+<!DOCTYPE HTML>
+<title>'auto' top and bottom margins on absolutely positioned elements</title>
+<style>
+
+body > div {
+  position: relative;
+  height: 100px;
+  border: medium solid;
+}
+
+body > div > div {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+  height: 40px;
+  width: 10px;
+  background: blue;
+  margin-top: 10px;
+  margin-bottom: 20px;
+}
+
+</style>
+<div>
+  <div style="left: 10px;"></div>
+  <div style="left: 30px;margin-top: auto"></div>
+  <div style="left: 50px;margin-bottom: auto"></div>
+  <div style="left: 70px;margin-top: auto; margin-bottom: auto"></div>
+</div>
diff --git a/layout/reftests/abs-pos/abs-pos-auto-margin-centered-ref.html b/layout/reftests/abs-pos/abs-pos-auto-margin-centered-ref.html
new file mode 100644
index 0000000000..169c4d37bf
--- /dev/null
+++ b/layout/reftests/abs-pos/abs-pos-auto-margin-centered-ref.html
@@ -0,0 +1,32 @@
+<!DOCTYPE HTML>
+<title> absolutely positioned element should be vertically centered even if the height is bigger than that of the containing block (reference) - bug 812899</title>
+<style>
+body > div {
+    font-size: 16px;
+    position: relative;
+    border: red solid;
+    margin-top: 5em;
+    width: 5em;
+    height: 5em;
+}
+
+body > div > div {
+    position: absolute;
+    border: medium solid blue;
+    margin: -23px auto;
+    height: 150%;
+    width: 150%;
+    left: 0px;
+    right: 0px;
+    top: 0px;
+    bottom: 0px;
+}
+</style>
+
+<body>
+    <div>
+        <div></div>
+    </div>
+</body>
+
+</html>
diff --git a/layout/reftests/abs-pos/abs-pos-auto-margin-centered.html b/layout/reftests/abs-pos/abs-pos-auto-margin-centered.html
new file mode 100644
index 0000000000..9ca4bdbe50
--- /dev/null
+++ b/layout/reftests/abs-pos/abs-pos-auto-margin-centered.html
@@ -0,0 +1,32 @@
+<!DOCTYPE HTML>
+<title> absolutely positioned element should be vertically centered even if the height is bigger than that of the containing block (reference) - bug 812899</title>
+<style>
+body > div {
+    font-size: 16px;
+    position: relative;
+    border: red solid;
+    margin-top: 5em;
+    width: 5em;
+    height: 5em;
+}
+
+body > div > div {
+    position: absolute;
+    border: medium solid blue;
+    margin: auto auto;
+    height: 150%;
+    width: 150%;
+    left: 0px;
+    right: 0px;
+    top: 0px;
+    bottom: 0px;
+}
+</style>
+
+<body>
+    <div>
+        <div></div>
+    </div>
+</body>
+
+</html>
diff --git a/layout/reftests/abs-pos/auto-offset-inline-block-1-ref.html b/layout/reftests/abs-pos/auto-offset-inline-block-1-ref.html
new file mode 100644
index 0000000000..d8ae9807cc
--- /dev/null
+++ b/layout/reftests/abs-pos/auto-offset-inline-block-1-ref.html
@@ -0,0 +1,6 @@
+<!DOCTYPE HTML>
+<title>'auto' offset properties on display:inline-block (reference)</title>
+<style>
+p { font-family: monospace /* avoid kerning */ }
+</style>
+<p>HelloWorld</p>
diff --git a/layout/reftests/abs-pos/auto-offset-inline-block-1.html b/layout/reftests/abs-pos/auto-offset-inline-block-1.html
new file mode 100644
index 0000000000..08a691ade3
--- /dev/null
+++ b/layout/reftests/abs-pos/auto-offset-inline-block-1.html
@@ -0,0 +1,10 @@
+<!DOCTYPE HTML>
+<title>'auto' offset properties on display:inline-block</title>
+<style>
+p { font-family: monospace /* avoid kerning */ }
+span {
+  display: inline-block;
+  position: absolute;
+}
+</style>
+<p>Hello<span>World</span></p>
diff --git a/layout/reftests/abs-pos/button-1-ref.html b/layout/reftests/abs-pos/button-1-ref.html
new file mode 100644
index 0000000000..a497de452f
--- /dev/null
+++ b/layout/reftests/abs-pos/button-1-ref.html
@@ -0,0 +1,28 @@
+<!doctype html>
+<html>
+<head>
+<style>
+.outer {
+position:relative;
+left:0px;
+top:0px;
+width:
+200px;
+height:100px;
+border:none;
+background:#00ff00;
+}
+.inner {
+position:absolute;
+left:0px;
+top:0px;
+width:50px;
+height:50px;
+background:#ff0000;
+}
+</style>
+</head>
+<body>
+<div class=outer><div class=inner></div></div>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/button-1.html b/layout/reftests/abs-pos/button-1.html
new file mode 100644
index 0000000000..2dc248946a
--- /dev/null
+++ b/layout/reftests/abs-pos/button-1.html
@@ -0,0 +1,30 @@
+<!doctype html>
+<html>
+<head>
+<style>
+button {
+position:relative;
+left:0px;
+top:0px;
+width:
+200px;
+height:100px;
+border:none;
+background:#00ff00;
+-moz-appearance: none;
+border-radius: 0 !important;
+}
+div {
+position:absolute;
+left:0px;
+top:0px;
+width:50px;
+height:50px;
+background:#ff0000;
+}
+</style>
+</head>
+<body>
+<button><div></div></button>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/button-2-ref.html b/layout/reftests/abs-pos/button-2-ref.html
new file mode 100644
index 0000000000..fd2cc66af1
--- /dev/null
+++ b/layout/reftests/abs-pos/button-2-ref.html
@@ -0,0 +1,31 @@
+<!doctype html>
+<html>
+<head>
+<style>
+div {
+position:relative;
+padding:0;
+background:green;
+width: 200px;
+height: 100px;
+border:none;
+text-align: left;
+font: 12px serif;
+}
+div span {
+display:block;
+position:absolute;
+right:0;
+top:0;
+width:10px;
+height:100%;
+background:red;
+}
+</style>
+</head>
+<body>
+<div>
+<span></span>
+</div>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/button-2.html b/layout/reftests/abs-pos/button-2.html
new file mode 100644
index 0000000000..a4ec462a32
--- /dev/null
+++ b/layout/reftests/abs-pos/button-2.html
@@ -0,0 +1,33 @@
+<!doctype html>
+<html>
+<head>
+<style>
+button {
+position:relative;
+padding:0;
+background:green;
+width: 200px;
+height: 100px;
+border:none;
+text-align: left;
+font: 12px serif;
+-moz-appearance: none;
+border-radius: 0 !important;
+}
+button span {
+display:block;
+position:absolute;
+right:0;
+top:0;
+width:10px;
+height:100%;
+background:red;
+}
+</style>
+</head>
+<body>
+<button>
+<span></span>
+</button>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/continuation-positioned-inline-1.html b/layout/reftests/abs-pos/continuation-positioned-inline-1.html
new file mode 100644
index 0000000000..1a2a627022
--- /dev/null
+++ b/layout/reftests/abs-pos/continuation-positioned-inline-1.html
@@ -0,0 +1,7 @@
+<!DOCTYPE html>
+<html>
+  <body>
+    <span style="position: relative; top: 100px">foo<br>
+      <span id="ins-point"><span style="position: absolute; top: 0">abs</span>bar</span></span>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/continuation-positioned-inline-2.html b/layout/reftests/abs-pos/continuation-positioned-inline-2.html
new file mode 100644
index 0000000000..669f3753b0
--- /dev/null
+++ b/layout/reftests/abs-pos/continuation-positioned-inline-2.html
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html>
+  <body onload="loaded()">
+    <span style="position: relative; top: 100px">foo<br>
+      <span id="ins-point">bar</span></span>
+    <script>
+      function loaded() {
+        var insPoint = document.getElementById("ins-point");
+        var span = document.createElement("span");
+        span.style.position = "absolute";
+        span.style.top = 0;
+        span.appendChild(document.createTextNode("abs"));
+        insPoint.insertBefore(span, insPoint.firstChild);
+      }
+    </script>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/continuation-positioned-inline-ref.html b/layout/reftests/abs-pos/continuation-positioned-inline-ref.html
new file mode 100644
index 0000000000..5c454fd3a8
--- /dev/null
+++ b/layout/reftests/abs-pos/continuation-positioned-inline-ref.html
@@ -0,0 +1,7 @@
+<!DOCTYPE html>
+<html>
+  <body>
+    <span style="position: relative; top: 100px"><span style="position: absolute; top: 0; left: 0">abs</span>foo<br>
+      <span id="ins-point">bar</span></span>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/fieldset-1-ref.html b/layout/reftests/abs-pos/fieldset-1-ref.html
new file mode 100644
index 0000000000..6fab6e9199
--- /dev/null
+++ b/layout/reftests/abs-pos/fieldset-1-ref.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      * { border: 0; margin: 0; padding: 0; }
+    </style>
+  </head>
+  <body>
+    <span style="position: absolute; top: 50px; left: 50px">test</span>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/fieldset-1.html b/layout/reftests/abs-pos/fieldset-1.html
new file mode 100644
index 0000000000..80d219203a
--- /dev/null
+++ b/layout/reftests/abs-pos/fieldset-1.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      * { border: 0; margin: 0; padding: 0; }
+    </style>
+  </head>
+  <body>
+    <fieldset style="position: relative; top: 25px; left: 20px; width: 100px;">
+      <legend>
+        <span style="position: absolute; top: 25px; left: 30px">test</span>
+      </legend>
+    </fieldset>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/fixed-pos-auto-offset-1-ref.html b/layout/reftests/abs-pos/fixed-pos-auto-offset-1-ref.html
new file mode 100644
index 0000000000..4097705ba2
--- /dev/null
+++ b/layout/reftests/abs-pos/fixed-pos-auto-offset-1-ref.html
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Testcase Bug 851514</title>
+  <style>
+  #parent {
+    position: fixed;
+    height: 30px;
+    width: 30px;
+    background: green;
+    left: 70px;
+    top: 70px;
+  }
+  #child {
+    position: fixed;
+    top: auto;
+    left: auto;
+    width: 10px;
+    height: 10px;
+    background: purple;
+  }
+  </style>
+</head>
+<body>
+  <div id="parent">
+    <div id="child"></div>
+  </div>
+  The purple block should be inside the green block.
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/fixed-pos-auto-offset-1a.html b/layout/reftests/abs-pos/fixed-pos-auto-offset-1a.html
new file mode 100644
index 0000000000..c093648528
--- /dev/null
+++ b/layout/reftests/abs-pos/fixed-pos-auto-offset-1a.html
@@ -0,0 +1,42 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+  <title>Testcase Bug 851514</title>
+  <style>
+  #parent {
+    position: fixed;
+    height: 30px;
+    width: 30px;
+    background: green;
+    left: 70px;
+    top: 70px;
+    overflow:hidden;
+    display: none; /* So we can make sure there is only one frame construction
+                      and one reflow for the parent + child thing */
+  }
+  #child {
+    position: fixed;
+    top: auto;
+    left: auto;
+    width: 10px;
+    height: 10px;
+    background: purple;
+  }
+  </style>
+  <script>
+    function doTest() {
+      var par = document.getElementById("parent");
+      // Flush layout
+      par.getBoundingClientRect();
+      par.style.display = "block";
+      document.documentElement.className = "";
+    }
+  </script>
+</head>
+<body onload="doTest();">
+  <div id="parent">
+    <div id="child"></div>
+  </div>
+  The purple block should be inside the green block.
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/fixed-pos-auto-offset-1b.html b/layout/reftests/abs-pos/fixed-pos-auto-offset-1b.html
new file mode 100644
index 0000000000..f450bb4a2a
--- /dev/null
+++ b/layout/reftests/abs-pos/fixed-pos-auto-offset-1b.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <!-- Important: no meta charset! -->
+  <title>Testcase Bug 851514</title>
+  <style>
+  #parent {
+    position: fixed;
+    height: 30px;
+    width: 30px;
+    background: green;
+    left: 70px;
+    top: 70px;
+    overflow: hidden;
+  }
+  #child {
+    position: fixed;
+    top: auto;
+    left: auto;
+    width: 10px;
+    height: 10px;
+    background: purple;
+  }
+  </style>
+</head>
+<body>
+  <div id="parent">
+    <div id="child"></div>
+  </div>
+  The purple block should be inside the green block.
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/font-size-wrap-ref.html b/layout/reftests/abs-pos/font-size-wrap-ref.html
new file mode 100644
index 0000000000..1618d3ddc2
--- /dev/null
+++ b/layout/reftests/abs-pos/font-size-wrap-ref.html
@@ -0,0 +1,27 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
+	"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+<title>Based on testcase #3 for bug 310451</title>
+
+<style type="text/css">
+  body { font-size: 16px;  }
+  div  { position: absolute; border:1px solid black; }
+</style>
+
+<script type="text/javascript">//<![CDATA[
+window.onload = function() {
+	var newSize = '32px';
+	document.body.style.fontSize = newSize;
+}
+
+//]]></script>
+
+</head>
+<body>
+
+<div style="top:40px;">
+	this text should be on one line <b>and not wrap</b>
+</div>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/font-size-wrap.html b/layout/reftests/abs-pos/font-size-wrap.html
new file mode 100644
index 0000000000..bd201199e0
--- /dev/null
+++ b/layout/reftests/abs-pos/font-size-wrap.html
@@ -0,0 +1,33 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
+	"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" class="reftest-wait">
+<head>
+<title>Based on testcase #3 for bug 310451</title>
+
+<style type="text/css">
+  body { font-size: 16px;  }
+  div  { position: absolute; border:1px solid black; }
+</style>
+
+<script type="text/javascript">//<![CDATA[
+window.onload = function() {
+	var newSize = '32px';
+	var div = document.getElementById('div');
+	document.body.style.fontSize = newSize;
+	div.style.height = '1px';
+	setTimeout(function() {
+		div.style.height = 'auto';
+		document.documentElement.removeAttribute("class");
+	}, 0);
+}
+
+//]]></script>
+
+</head>
+<body>
+
+<div id="div" style="top:40px;">
+	this text should be on one line <b>and not wrap</b>
+</div>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/multi-column-1-ref.html b/layout/reftests/abs-pos/multi-column-1-ref.html
new file mode 100644
index 0000000000..09ca0eaf19
--- /dev/null
+++ b/layout/reftests/abs-pos/multi-column-1-ref.html
@@ -0,0 +1,29 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+<style type="text/css">
+div {
+  color: #222;
+  padding: 10px;
+  border: 2px solid;
+  position:relative;
+
+  width:10em;
+}
+
+h2, h3 {position:absolute; width:3em; background: #f00; color:#fff;}
+h2 { top: 0; left: 0; }
+h3 { bottom: 0; right: 0; }
+
+p, h2, h3 {margin:0;}
+p { visibility: hidden; }
+</style>
+</head>
+<body>
+<div>
+<h2>Test</h2>
+<h3>Test</h3>
+<p>XXX<br>XXXX<br>XXX<br>XXXX<br>XXX </p>
+</div>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/multi-column-1.html b/layout/reftests/abs-pos/multi-column-1.html
new file mode 100644
index 0000000000..3d711dde81
--- /dev/null
+++ b/layout/reftests/abs-pos/multi-column-1.html
@@ -0,0 +1,31 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+<style type="text/css">
+div {
+  color: #222;
+  padding: 10px;
+  border: 2px solid;
+  position:relative;
+
+  width:10em;
+  column-count:2;
+  -webkit-column-count:2;
+}
+
+h2, h3 {position:absolute; width:3em; background: #f00; color:#fff;}
+h2 { top: 0; left: 0; }
+h3 { bottom: 0; right: 0; }
+
+p, h2, h3 {margin:0;}
+p { visibility: hidden; }
+</style>
+</head>
+<body>
+<div>
+<h2>Test</h2>
+<h3>Test</h3>
+<p>XXX<br>XXXX<br>XXX<br>XXXX<br>XXX<br>XXXX<br>XXX<br>XXXX<br>XXX<br>XXXX<br> </p>
+</div>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/reftest.list b/layout/reftests/abs-pos/reftest.list
new file mode 100644
index 0000000000..3e5b85de9b
--- /dev/null
+++ b/layout/reftests/abs-pos/reftest.list
@@ -0,0 +1,65 @@
+== font-size-wrap.html font-size-wrap-ref.html
+== abs-pos-auto-margin-1.html abs-pos-auto-margin-1-ref.html
+== auto-offset-inline-block-1.html auto-offset-inline-block-1-ref.html # bug 696670
+== fieldset-1.html fieldset-1-ref.html
+== table-1.html table-1-ref.html
+== table-2.html table-2-ref.html
+== table-3.html table-3-ref.html
+== table-caption-1.html table-internal-1-ref.html
+== table-caption-2.html table-internal-2-ref.html
+== table-caption-3.html table-internal-3-ref.html
+== table-caption-4.html table-internal-8-ref.html
+pref(layout.display-list.improve-fragmentation,false) != table-caption-5.html table-print-1-ref.html # TODO: change to == and remove pref when bug 967870 is fixed
+pref(layout.display-list.improve-fragmentation,true) == table-caption-5.html table-print-1-ref.html # TODO: remove when bug 967870 is fixed
+== table-cell-1.html table-internal-1-ref.html
+== table-cell-2.html table-internal-2-ref.html
+== table-cell-3.html table-internal-3-ref.html
+== table-cell-4.html table-internal-4-ref.html
+== table-cell-5.html table-internal-5-ref.html
+== table-cell-6.html table-internal-6-ref.html
+== table-cell-7.html table-internal-7-ref.html
+pref(layout.display-list.improve-fragmentation,false) != table-cell-8.html table-print-1-ref.html # TODO: change to == and remove pref when bug 967870 is fixed
+pref(layout.display-list.improve-fragmentation,true) == table-cell-8.html table-print-1-ref.html # TODO: remove when bug 967870 is fixed
+== table-row-1.html table-internal-1-ref.html
+== table-row-2.html table-internal-2-ref.html
+== table-row-3.html table-internal-3-ref.html
+== table-row-4.html table-internal-4-ref.html
+== table-row-5.html table-internal-5-ref.html
+== table-row-6.html table-internal-6-ref.html
+== table-row-7.html table-internal-7-ref.html
+== table-row-group-1.html table-internal-1-ref.html
+== table-row-group-2.html table-internal-2-ref.html
+== table-row-group-3.html table-internal-3-ref.html
+== table-row-group-4.html table-internal-4-ref.html
+== table-row-group-5.html table-internal-5-ref.html
+== table-row-group-6.html table-internal-6-ref.html
+== table-row-group-7.html table-internal-7-ref.html
+== table-header-group-1.html table-internal-1-ref.html
+== table-header-group-2.html table-internal-2-ref.html
+== table-header-group-3.html table-internal-3-ref.html
+== table-header-group-4.html table-internal-4-ref.html
+== table-header-group-5.html table-internal-5-ref.html
+== table-header-group-6.html table-internal-6-ref.html
+== table-header-group-7.html table-internal-7-ref.html
+== table-footer-group-1.html table-internal-1-ref.html
+== table-footer-group-2.html table-internal-2-ref.html
+== table-footer-group-3.html table-internal-3-ref.html
+== table-footer-group-4.html table-internal-4-ref.html
+== table-footer-group-5.html table-internal-5-ref.html
+== table-footer-group-6.html table-internal-6-ref.html
+== table-footer-group-7.html table-internal-7-ref.html
+== continuation-positioned-inline-1.html continuation-positioned-inline-ref.html
+== continuation-positioned-inline-2.html continuation-positioned-inline-ref.html
+== scrollframe-1.html scrollframe-1-ref.html
+fuzzy-if(gtkWidget,0-1,0-1) fuzzy-if(Android,0-9,0-185) fuzzy-if(asyncPan&&!layersGPUAccelerated,0-140,0-144) == scrollframe-2.html scrollframe-2-ref.html #bug 756530
+fuzzy-if(gtkWidget,0-1,0-8) fuzzy-if(Android,0-4,0-2) == select-1.html select-1-ref.html
+fuzzy-if(gtkWidget,0-1,0-8) fuzzy-if(Android,0-4,0-2) == select-1-dynamic.html select-1-ref.html
+== select-2.html select-2-ref.html
+== select-3.html select-3-ref.html
+fuzzy-if(gtkWidget||winWidget,0-1,0-4) fuzzy-if(cocoaWidget,0-1,0-8) == select-4.html select-4-ref.html
+== multi-column-1.html multi-column-1-ref.html
+== button-1.html button-1-ref.html
+== button-2.html button-2-ref.html
+== relative-row-animation-1.html relative-row-animation-1-ref.html
+fuzzy-if(Android,0-12,0-50) == fixed-pos-auto-offset-1a.html fixed-pos-auto-offset-1-ref.html
+fuzzy-if(Android,0-12,0-50) == fixed-pos-auto-offset-1b.html fixed-pos-auto-offset-1-ref.html
diff --git a/layout/reftests/abs-pos/relative-row-animation-1-ref.html b/layout/reftests/abs-pos/relative-row-animation-1-ref.html
new file mode 100644
index 0000000000..fa1f5a26f1
--- /dev/null
+++ b/layout/reftests/abs-pos/relative-row-animation-1-ref.html
@@ -0,0 +1,13 @@
+<!DOCTYPE HTML>
+<title>Testcase, bug 845837</title>
+<meta charset="UTF-8">
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=845837
+-->
+
+<div style="height: 20px"></div>
+
+<table border>
+  <tr style="position: relative">
+    <td>hello
+</table>
diff --git a/layout/reftests/abs-pos/relative-row-animation-1.html b/layout/reftests/abs-pos/relative-row-animation-1.html
new file mode 100644
index 0000000000..8be42a9e56
--- /dev/null
+++ b/layout/reftests/abs-pos/relative-row-animation-1.html
@@ -0,0 +1,28 @@
+<!DOCTYPE HTML>
+<title>Testcase, bug 845837</title>
+<meta charset="UTF-8">
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=845837
+-->
+
+<div style="height: 20px"></div>
+
+<table border>
+  <tr id="tr" style="position: relative">
+    <td>hello
+</table>
+
+<script>
+var tr = document.getElementById("tr");
+tr.offsetTop;
+tr.style.top = '20px';
+tr.offsetTop;
+tr.style.fontSize = '100px';
+tr.offsetTop;
+tr.style.fontSize = '';
+tr.offsetTop;
+tr.style.top = '0px';
+tr.offsetTop;
+// Just check that we have no relative positioning applied when we're done,
+// since we don't currently support relative positioning on table rows.
+</script>
diff --git a/layout/reftests/abs-pos/scrollframe-1-ref.html b/layout/reftests/abs-pos/scrollframe-1-ref.html
new file mode 100644
index 0000000000..645db8947f
--- /dev/null
+++ b/layout/reftests/abs-pos/scrollframe-1-ref.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+  <body onload="loaded()">
+    <div style="position: relative; top: 100px; overflow: scroll; width: 100px; height: 100px;">
+      <div style="height: 200px"></div></div>
+    <script>
+      function loaded() {
+        var insPoint = document.querySelector("div");
+        insPoint.scrollTop = 50;
+      }
+    </script>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/scrollframe-1.html b/layout/reftests/abs-pos/scrollframe-1.html
new file mode 100644
index 0000000000..d0406f5a03
--- /dev/null
+++ b/layout/reftests/abs-pos/scrollframe-1.html
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<html>
+  <body onload="loaded()">
+    <div style="position: relative; top: 100px; overflow: scroll; width: 100px; height: 100px;">
+      <div style="height: 200px">foo</div></div>
+    <script>
+      function loaded() {
+        var insPoint = document.querySelector("div");
+        insPoint.scrollTop = 50;
+        var div = document.createElement("div");
+        div.style.position = "absolute";
+        div.style.top = 0;
+        div.appendChild(document.createTextNode("abs"));
+        insPoint.insertBefore(div, insPoint.firstChild);
+      }
+    </script>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/scrollframe-2-ref.html b/layout/reftests/abs-pos/scrollframe-2-ref.html
new file mode 100644
index 0000000000..b7eb799ba8
--- /dev/null
+++ b/layout/reftests/abs-pos/scrollframe-2-ref.html
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<html>
+  <body onload="loaded()">
+    <div style="position: relative; top: 100px; overflow: scroll; width: 100px; height: 100px;">
+      <div style="height: 200px"></div></div>
+    <div style="position: absolute; top: 100px;" id="abs">abs</div>
+    <script>
+      function loaded() {
+        var insPoint = document.querySelector("div");
+        insPoint.scrollTop = 50;
+        var abs = document.getElementById("abs");
+        abs.style.top = insPoint.offsetTop + "px";
+      }
+    </script>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/scrollframe-2.html b/layout/reftests/abs-pos/scrollframe-2.html
new file mode 100644
index 0000000000..0c79dd6410
--- /dev/null
+++ b/layout/reftests/abs-pos/scrollframe-2.html
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<html>
+  <body onload="loaded()">
+    <div style="position: relative; top: 100px; overflow: scroll; width: 100px; height: 100px;">
+      <div style="height: 200px">foo</div></div>
+    <script>
+      function loaded() {
+        var insPoint = document.querySelector("div");
+        insPoint.scrollTop = 50;
+        var div = document.createElement("div");
+        div.style.position = "absolute";
+        div.style.top = '50px';
+        div.appendChild(document.createTextNode("abs"));
+        insPoint.insertBefore(div, insPoint.firstChild);
+      }
+    </script>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/select-1-dynamic.html b/layout/reftests/abs-pos/select-1-dynamic.html
new file mode 100644
index 0000000000..ad917c5ed8
--- /dev/null
+++ b/layout/reftests/abs-pos/select-1-dynamic.html
@@ -0,0 +1,31 @@
+<!DOCTYPE html>
+<html>
+  <select style="position: relative" size=4>
+    <option>bar</option>
+  </select>
+  <select style="position: relative">
+    <option>bar</option>
+  </select>
+  <script>
+    function injectAbsPosKid(s) {
+      var option = document.createElement("option");
+      option.appendChild(document.createTextNode("foo"));
+      option.style.position = "absolute";
+      option.style.top = "100px";
+      s.insertBefore(option, s.firstChild);
+
+      var div = document.createElement("div");
+      div.appendChild(document.createTextNode("bar"));
+      div.style.position = "absolute";
+      div.style.top = "200px";
+      s.appendChild(div);
+    }
+    onload = function() {
+      var s1 = document.querySelectorAll("select")[0];
+      var s2 = document.querySelectorAll("select")[1];
+      injectAbsPosKid(s1);
+      injectAbsPosKid(s2);
+      s2.selectedIndex = 0;
+    };
+  </script>
+</html>
diff --git a/layout/reftests/abs-pos/select-1-ref.html b/layout/reftests/abs-pos/select-1-ref.html
new file mode 100644
index 0000000000..d863d51a49
--- /dev/null
+++ b/layout/reftests/abs-pos/select-1-ref.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html>
+  <select size=4>
+    <option>foo</option>
+    <option>bar</option>
+  </select>
+  <select>
+    <option>foo</option>
+    <option>bar</option>
+  </select>
+</html>
diff --git a/layout/reftests/abs-pos/select-1.html b/layout/reftests/abs-pos/select-1.html
new file mode 100644
index 0000000000..194b5f9fec
--- /dev/null
+++ b/layout/reftests/abs-pos/select-1.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+  <select style="position: relative" size=4>
+    <option style="position: absolute; top:100px;">foo</option>
+    <option>bar</option>
+    <div style="position: absolute; top: 200px;">baz</div>
+  </select>
+  <select style="position: relative">
+    <option style="position: absolute; top:100px;">foo</option>
+    <option>bar</option>
+    <div style="position: absolute; top: 200px;">baz</div>
+  </select>
+</html>
diff --git a/layout/reftests/abs-pos/select-2-ref.html b/layout/reftests/abs-pos/select-2-ref.html
new file mode 100644
index 0000000000..58896d9bdf
--- /dev/null
+++ b/layout/reftests/abs-pos/select-2-ref.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0; padding: 0;">
+    <div style="position: absolute; top: 100px; left: 100px;">
+      <select size=4>
+        <option>foo</option>
+        <option>bar</option>
+      </select>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/select-2.html b/layout/reftests/abs-pos/select-2.html
new file mode 100644
index 0000000000..cd521978b6
--- /dev/null
+++ b/layout/reftests/abs-pos/select-2.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0; padding: 0;">
+    <div style="position: relative">
+      <select size=4 style="position: absolute; top: 100px; left: 100px;">
+        <option>foo</option>
+        <option>bar</option>
+      </select>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/select-3-ref.html b/layout/reftests/abs-pos/select-3-ref.html
new file mode 100644
index 0000000000..788b6f3dfc
--- /dev/null
+++ b/layout/reftests/abs-pos/select-3-ref.html
@@ -0,0 +1,9 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0; padding: 0;">
+    <select style="position: absolute; top: 100px; left: 100px;">
+      <option>foo</option>
+      <option>bar</option>
+    </select>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/select-3.html b/layout/reftests/abs-pos/select-3.html
new file mode 100644
index 0000000000..59b6132d07
--- /dev/null
+++ b/layout/reftests/abs-pos/select-3.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0; padding: 0;">
+    <div style="position: relative;">
+      <select style="position: absolute; top: 100px; left: 100px;">
+        <option>foo</option>
+        <option>bar</option>
+      </select>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/select-4-ref.html b/layout/reftests/abs-pos/select-4-ref.html
new file mode 100644
index 0000000000..5f3cea1b19
--- /dev/null
+++ b/layout/reftests/abs-pos/select-4-ref.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0; padding: 0;">
+    <!-- Note: we use transparent text to avoid subtle antialiasing rendering
+         differences between the testcase's abs-pos element vs. the reference
+         case's fixed-pos element. -->
+    <select style="position: fixed; top: 100px; left: 100px;
+                   color: transparent;">">
+      <option>foo</option>
+      <option>bar</option>
+    </select>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/select-4.html b/layout/reftests/abs-pos/select-4.html
new file mode 100644
index 0000000000..ee1f70ee35
--- /dev/null
+++ b/layout/reftests/abs-pos/select-4.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0; padding: 0;">
+    <div style="position: relative;">
+      <!-- Note: we use transparent text to avoid subtle antialiasing rendering
+           differences between the testcase's abs-pos element vs. the reference
+           case's fixed-pos element. -->
+      <select style="position: absolute; top: 100px; left: 100px;
+                     color: transparent;">
+        <option>foo</option>
+        <option>bar</option>
+      </select>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-1-ref.html b/layout/reftests/abs-pos/table-1-ref.html
new file mode 100644
index 0000000000..b8c7dc616a
--- /dev/null
+++ b/layout/reftests/abs-pos/table-1-ref.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0">
+    <table style="position: relative; top: 100px; left: 50px; border: 1px solid red; width: 90px; height: 100px; border-spacing: 0">
+      <tr>
+        <td style="padding: 0">
+        </td>
+      </tr>
+    </table>
+    <div style="position: absolute; top: 110px; left: 70px; border: 1px solid green; width: 50px; height: 60px;"></div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-1.html b/layout/reftests/abs-pos/table-1.html
new file mode 100644
index 0000000000..8b2a69674c
--- /dev/null
+++ b/layout/reftests/abs-pos/table-1.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0">
+    <table style="position: relative; top: 100px; left: 50px; border: 1px solid red; width: 90px; height: 100px; border-spacing: 0">
+      <tr>
+        <td style="padding: 0">
+          <div style="position: absolute; top: 10px; left: 20px; border: 1px solid green; width: 50px; height: 60px;"></div>
+        </td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-2-ref.html b/layout/reftests/abs-pos/table-2-ref.html
new file mode 100644
index 0000000000..03990655bb
--- /dev/null
+++ b/layout/reftests/abs-pos/table-2-ref.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0">
+    <table style="position: relative; top: 100px; left: 50px; border: 1px solid red; width: 90px; height: 100px; border-spacing: 0">
+      <caption>foo</caption>
+      <tr>
+        <td style="padding: 0">
+        </td>
+      </tr>
+    </table>
+    <div style="position: absolute; top: 110px; left: 70px; border: 1px solid green; width: 50px; height: 60px;"></div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-2.html b/layout/reftests/abs-pos/table-2.html
new file mode 100644
index 0000000000..618cfef82d
--- /dev/null
+++ b/layout/reftests/abs-pos/table-2.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+  <body style="margin: 0">
+    <table style="position: relative; top: 100px; left: 50px; border: 1px solid red; width: 90px; height: 100px; border-spacing: 0">
+      <caption>foo</caption>
+      <tr>
+        <td style="padding: 0">
+          <div style="position: absolute; top: 10px; left: 20px; border: 1px solid green; width: 50px; height: 60px;"></div>
+        </td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-3-ref.html b/layout/reftests/abs-pos/table-3-ref.html
new file mode 100644
index 0000000000..93da428d79
--- /dev/null
+++ b/layout/reftests/abs-pos/table-3-ref.html
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<html>
+<head>
+<style type="text/css">
+.box {position: relative; left:50px; top: 50px; outline: red dotted 1px;width: 200px; height:200px;}
+.lc {position: absolute; left:0px; top:0px;border: green dotted 1px;width: 20px; height:20px;}
+.rc {position: absolute; right:0px; top:0px;border: blue dotted 1px;width: 20px; height:20px;}
+.brc {position: absolute; right:0px; bottom:0px;border: blue dotted 1px;width: 20px; height:20px;}
+</style>
+</head>
+<body>
+<div class="box">
+  <div class="border">
+    <div class="lc"></div>
+    <div class="brc"></div>
+  </div>
+</div>
+</div>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/table-3.html b/layout/reftests/abs-pos/table-3.html
new file mode 100644
index 0000000000..309928efdb
--- /dev/null
+++ b/layout/reftests/abs-pos/table-3.html
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html>
+<head>
+<style type="text/css">
+.table {display: table; position: relative; left:50px; top: 50px; outline: red dotted 1px;width: 200px; height:200px;}
+.lc {position: absolute; left:0px; top:0px;border: green dotted 1px;width: 20px; height:20px;}
+.rc {position: absolute; right:0px; top:0px;border: blue dotted 1px;width: 20px; height:20px;}
+.brc {position: absolute; right:0px; bottom:0px;border: blue dotted 1px;width: 20px; height:20px;}
+</style>
+</head>
+<body>
+<div class="table">
+  <div class="lc"></div>
+  <div class="brc"></div>
+</div>
+</body>
+</html>
diff --git a/layout/reftests/abs-pos/table-caption-1.html b/layout/reftests/abs-pos/table-caption-1.html
new file mode 100644
index 0000000000..28295e2f14
--- /dev/null
+++ b/layout/reftests/abs-pos/table-caption-1.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 2px;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <table>
+      <caption id="rel"><div class="abs"></div></caption>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-caption-2.html b/layout/reftests/abs-pos/table-caption-2.html
new file mode 100644
index 0000000000..8e5c0827bd
--- /dev/null
+++ b/layout/reftests/abs-pos/table-caption-2.html
@@ -0,0 +1,37 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 2px;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div style="position: relative">
+      <table>
+        <caption id="rel"><div class="abs"></div></caption>
+        <tr>
+          <td></td>
+        </tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-caption-3.html b/layout/reftests/abs-pos/table-caption-3.html
new file mode 100644
index 0000000000..a0169df601
--- /dev/null
+++ b/layout/reftests/abs-pos/table-caption-3.html
@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin-left: 2px;
+        margin-top: -2px;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <tr>
+        <td></td>
+        <td></td>
+      </tr>
+      <tr style="height: 100%">
+        <td></td>
+        <td></td>
+      </tr>
+      <tr>
+        <td></td>
+        <td></td>
+      </tr>
+    <caption style="caption-side:bottom" id="rel"><div id="abs"></div></caption>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-caption-4.html b/layout/reftests/abs-pos/table-caption-4.html
new file mode 100644
index 0000000000..47b4cc7bd3
--- /dev/null
+++ b/layout/reftests/abs-pos/table-caption-4.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 2px;
+        padding: 0;
+      }
+      .fixed, .abs {
+        position: fixed;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: red;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should completely cover the red square.
+    <div class="abs" id="bad"></div>
+    <table>
+      <caption id="rel"><div class="fixed"></div></caption>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-caption-5.html b/layout/reftests/abs-pos/table-caption-5.html
new file mode 100644
index 0000000000..c906089c67
--- /dev/null
+++ b/layout/reftests/abs-pos/table-caption-5.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html class="reftest-paged">
+  <head>
+    <style>
+      @page { size:5in 3in; margin:0.5in; }
+      #rel {
+        position: relative;
+        margin: 2px;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+      .m { height:1.4in; }
+      .b { border:1px solid; }
+    </style>
+  </head>
+  <body>
+    <div class="m"></div>
+    <table>
+      <caption id="rel"><div class="abs b"></div></caption>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-cell-1.html b/layout/reftests/abs-pos/table-cell-1.html
new file mode 100644
index 0000000000..b0c03e9a0b
--- /dev/null
+++ b/layout/reftests/abs-pos/table-cell-1.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <table>
+      <tr>
+        <td id="rel">
+          <div class="abs"></div>
+        </td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-cell-2.html b/layout/reftests/abs-pos/table-cell-2.html
new file mode 100644
index 0000000000..457c6b0356
--- /dev/null
+++ b/layout/reftests/abs-pos/table-cell-2.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div style="position: relative">
+      <table>
+        <tr>
+          <td id="rel">
+            <div class="abs"></div>
+          </td>
+        </tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-cell-3.html b/layout/reftests/abs-pos/table-cell-3.html
new file mode 100644
index 0000000000..52f89b1caf
--- /dev/null
+++ b/layout/reftests/abs-pos/table-cell-3.html
@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <tr>
+        <td></td>
+        <td></td>
+      </tr>
+      <tr style="height: 100%">
+        <td></td>
+        <td></td>
+      </tr>
+      <tr>
+        <td id="rel">
+          <div id="abs"></div>
+        </td>
+        <td></td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-cell-4.html b/layout/reftests/abs-pos/table-cell-4.html
new file mode 100644
index 0000000000..9831b5c991
--- /dev/null
+++ b/layout/reftests/abs-pos/table-cell-4.html
@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td, div {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 200px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <colgroup>
+        <col style="width: 15%">
+        <col>
+      </colgroup>
+      <tr>
+        <td></td>
+        <td></td>
+      </tr>
+      <tr>
+        <td id="rel">
+          <div id="abs"></div>
+        </td>
+        <td></td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-cell-5.html b/layout/reftests/abs-pos/table-cell-5.html
new file mode 100644
index 0000000000..ca92eb94d5
--- /dev/null
+++ b/layout/reftests/abs-pos/table-cell-5.html
@@ -0,0 +1,63 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0
+        width: 100px;
+        height: 100px;
+        border-collapse: collapse;
+      }
+      tr {
+        height: 50px;
+      }
+      td {
+        width: 50px;
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 100px;
+        height: 100px;
+        overflow: visible;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div id="bottomright">
+      <table>
+        <tr>
+          <td id="rel">
+            <div class="abs"></div>
+          </td>
+          <td></td>
+        </tr>
+        <tr></tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-cell-6.html b/layout/reftests/abs-pos/table-cell-6.html
new file mode 100644
index 0000000000..78fac610aa
--- /dev/null
+++ b/layout/reftests/abs-pos/table-cell-6.html
@@ -0,0 +1,66 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 50px;
+        height: 50px;
+        border-collapse: collapse;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: red;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+        <tr style="height: 100%">
+          <td></td>
+          <td></td>
+        </tr>
+        <tr>
+          <td id="rel">
+            <div id="abs"></div>
+          </td>
+          <td></td>
+        </tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-cell-7.html b/layout/reftests/abs-pos/table-cell-7.html
new file mode 100644
index 0000000000..e7dbbe7a48
--- /dev/null
+++ b/layout/reftests/abs-pos/table-cell-7.html
@@ -0,0 +1,66 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 50px;
+        height: 50px;
+        border-collapse: collapse;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 10px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: red;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <colgroup>
+          <col style="width: 20%">
+          <col>
+        </colgroup>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+        <tr>
+          <td id="rel">
+            <div id="abs"></div>
+          </td>
+          <td></td>
+        </tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-cell-8.html b/layout/reftests/abs-pos/table-cell-8.html
new file mode 100644
index 0000000000..77115f3d41
--- /dev/null
+++ b/layout/reftests/abs-pos/table-cell-8.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html class="reftest-paged">
+  <head>
+    <style>
+      @page { size:5in 3in; margin:0.5in; }
+      #rel {
+        position: relative;
+        margin: 2px;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+      .m { height:1.4in; }
+      .b { border:1px solid; }
+    </style>
+  </head>
+  <body>
+    <div class="m"></div>
+    <table>
+      <tr><td id="rel"><div class="abs b"></div></td></tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-footer-group-1.html b/layout/reftests/abs-pos/table-footer-group-1.html
new file mode 100644
index 0000000000..2f94a6313d
--- /dev/null
+++ b/layout/reftests/abs-pos/table-footer-group-1.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <table>
+      <tfoot id="rel">
+        <tr>
+          <td>
+            <div class="abs"></div>
+          </td>
+        </tr>
+      </tfoot>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-footer-group-2.html b/layout/reftests/abs-pos/table-footer-group-2.html
new file mode 100644
index 0000000000..b5d70f3ef7
--- /dev/null
+++ b/layout/reftests/abs-pos/table-footer-group-2.html
@@ -0,0 +1,40 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div style="position: relative">
+      <table>
+        <tfoot id="rel">
+          <tr>
+            <td>
+              <div class="abs"></div>
+            </td>
+          </tr>
+        </tfoot>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-footer-group-3.html b/layout/reftests/abs-pos/table-footer-group-3.html
new file mode 100644
index 0000000000..f5e60a0aa1
--- /dev/null
+++ b/layout/reftests/abs-pos/table-footer-group-3.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <tbody>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+        <tr style="height: 100%">
+          <td></td>
+          <td></td>
+        </tr>
+      </tbody>
+      <tfoot id="rel">
+        <tr>
+          <td></td>
+          <td>
+            <div id="abs"></div>
+          </td>
+        </tr>
+      </tfoot>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-footer-group-4.html b/layout/reftests/abs-pos/table-footer-group-4.html
new file mode 100644
index 0000000000..23f1a351ea
--- /dev/null
+++ b/layout/reftests/abs-pos/table-footer-group-4.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 200px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <colgroup>
+        <col style="width: 15%">
+        <col>
+      </colgroup>
+      <tbody>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+      </tbody>
+      <tfoot id="rel">
+        <tr>
+          <td></td>
+          <td>
+            <div id="abs"></div>
+          </td>
+        </tr>
+      </tfoot>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-footer-group-5.html b/layout/reftests/abs-pos/table-footer-group-5.html
new file mode 100644
index 0000000000..8aa86a4004
--- /dev/null
+++ b/layout/reftests/abs-pos/table-footer-group-5.html
@@ -0,0 +1,71 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0
+        width: 50px;
+        height: 50px;
+        border-collapse: collapse;
+      }
+      tr {
+        height: 50px;
+      }
+      td {
+        width: 50px;
+        margin: 0;
+        padding: 0;
+      }
+      tbody {
+        height: 50%;
+      }
+      #rel {
+        position: relative;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 100px;
+        height: 100px;
+        overflow: visible;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div id="bottomright">
+      <table>
+        <tfoot id="rel">
+          <tr>
+            <td>
+              <div class="abs"></div>
+            </td>
+          </tr>
+        </tfoot>
+      </table>
+      <table>
+        <tbody>
+          <tr></tr>
+        </tbody>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-footer-group-6.html b/layout/reftests/abs-pos/table-footer-group-6.html
new file mode 100644
index 0000000000..b24bb1bb73
--- /dev/null
+++ b/layout/reftests/abs-pos/table-footer-group-6.html
@@ -0,0 +1,63 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 25px;
+        height: 50px;
+        border-collapse: collapse;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <tfoot id="rel">
+          <tr style="height: 50%">
+            <td></td>
+            <td></td>
+          </tr>
+          <tr>
+            <td>
+              <div id="abs"></div>
+            </td>
+            <td></td>
+          </tr>
+        </tfoot>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-footer-group-7.html b/layout/reftests/abs-pos/table-footer-group-7.html
new file mode 100644
index 0000000000..bb2b5ebdb3
--- /dev/null
+++ b/layout/reftests/abs-pos/table-footer-group-7.html
@@ -0,0 +1,67 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 25px;
+        height: 50px;
+        border-collapse: collapse;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <colgroup>
+          <col style="width: 20%">
+          <col>
+        </colgroup>
+        <tfoot id="rel">
+          <tr>
+            <td></td>
+            <td></td>
+          </tr>
+          <tr>
+            <td>
+              <div id="abs"></div>
+            </td>
+            <td></td>
+          </tr>
+        </tfoot>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-header-group-1.html b/layout/reftests/abs-pos/table-header-group-1.html
new file mode 100644
index 0000000000..346cafeea9
--- /dev/null
+++ b/layout/reftests/abs-pos/table-header-group-1.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <table>
+      <thead id="rel">
+        <tr>
+          <td>
+            <div class="abs"></div>
+          </td>
+        </tr>
+      </tbody>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-header-group-2.html b/layout/reftests/abs-pos/table-header-group-2.html
new file mode 100644
index 0000000000..7573e917f5
--- /dev/null
+++ b/layout/reftests/abs-pos/table-header-group-2.html
@@ -0,0 +1,40 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div style="position: relative">
+      <table>
+        <thead id="rel">
+          <tr>
+            <td>
+              <div class="abs"></div>
+            </td>
+          </tr>
+        </thead>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-header-group-3.html b/layout/reftests/abs-pos/table-header-group-3.html
new file mode 100644
index 0000000000..0e9697d55f
--- /dev/null
+++ b/layout/reftests/abs-pos/table-header-group-3.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <thead>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+        <tr style="height: 100%">
+          <td></td>
+          <td></td>
+        </tr>
+      </thead>
+      <thead id="rel">
+        <tr>
+          <td></td>
+          <td>
+            <div id="abs"></div>
+          </td>
+        </tr>
+      </thead>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-header-group-4.html b/layout/reftests/abs-pos/table-header-group-4.html
new file mode 100644
index 0000000000..4533a205f9
--- /dev/null
+++ b/layout/reftests/abs-pos/table-header-group-4.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 200px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <colgroup>
+        <col style="width: 15%">
+        <col>
+      </colgroup>
+      <thead>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+      </thead>
+      <thead id="rel">
+        <tr>
+          <td></td>
+          <td>
+            <div id="abs"></div>
+          </td>
+        </tr>
+      </thead>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-header-group-5.html b/layout/reftests/abs-pos/table-header-group-5.html
new file mode 100644
index 0000000000..a89e52355d
--- /dev/null
+++ b/layout/reftests/abs-pos/table-header-group-5.html
@@ -0,0 +1,69 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0
+        width: 50px;
+        height: 100px;
+        border-collapse: collapse;
+      }
+      tr {
+        height: 50px;
+      }
+      td {
+        width: 50px;
+        margin: 0;
+        padding: 0;
+      }
+      tfoot {
+        height: 50%;
+      }
+      #rel {
+        position: relative;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 100px;
+        height: 100px;
+        overflow: visible;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div id="bottomright">
+      <table>
+        <thead id="rel">
+          <tr>
+            <td>
+              <div class="abs"></div>
+            </td>
+          </tr>
+        </thead>
+        <tfoot>
+          <tr></tr>
+        </tfoot>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-header-group-6.html b/layout/reftests/abs-pos/table-header-group-6.html
new file mode 100644
index 0000000000..27f10361a4
--- /dev/null
+++ b/layout/reftests/abs-pos/table-header-group-6.html
@@ -0,0 +1,63 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 25px;
+        height: 50px;
+        border-collapse: collapse;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <thead id="rel">
+          <tr style="height: 50%">
+            <td></td>
+            <td></td>
+          </tr>
+          <tr>
+            <td>
+              <div id="abs"></div>
+            </td>
+            <td></td>
+          </tr>
+        </thead>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-header-group-7.html b/layout/reftests/abs-pos/table-header-group-7.html
new file mode 100644
index 0000000000..748178014b
--- /dev/null
+++ b/layout/reftests/abs-pos/table-header-group-7.html
@@ -0,0 +1,67 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 25px;
+        height: 50px;
+        border-collapse: collapse;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <colgroup>
+          <col style="width: 20%">
+          <col>
+        </colgroup>
+        <thead id="rel">
+          <tr>
+            <td></td>
+            <td></td>
+          </tr>
+          <tr>
+            <td>
+              <div id="abs"></div>
+            </td>
+            <td></td>
+          </tr>
+        </thead>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-internal-1-ref.html b/layout/reftests/abs-pos/table-internal-1-ref.html
new file mode 100644
index 0000000000..34b141c18c
--- /dev/null
+++ b/layout/reftests/abs-pos/table-internal-1-ref.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 2px;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div id="rel">
+      <div class="abs"></div>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-internal-2-ref.html b/layout/reftests/abs-pos/table-internal-2-ref.html
new file mode 100644
index 0000000000..308935ede0
--- /dev/null
+++ b/layout/reftests/abs-pos/table-internal-2-ref.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 2px;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div style="position: relative">
+      <div id="rel">
+        <div class="abs"></div>
+      </div>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-internal-3-ref.html b/layout/reftests/abs-pos/table-internal-3-ref.html
new file mode 100644
index 0000000000..fbf74508d3
--- /dev/null
+++ b/layout/reftests/abs-pos/table-internal-3-ref.html
@@ -0,0 +1,52 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <tr>
+        <td></td>
+        <td></td>
+      </tr>
+      <tr style="height: 100%">
+        <td></td>
+        <td></td>
+      </tr>
+      <tr>
+        <td>
+          <div id="rel">
+            <div id="abs"></div>
+          </div>
+        </td>
+        <td></td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-internal-4-ref.html b/layout/reftests/abs-pos/table-internal-4-ref.html
new file mode 100644
index 0000000000..9180ba705f
--- /dev/null
+++ b/layout/reftests/abs-pos/table-internal-4-ref.html
@@ -0,0 +1,53 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td, div {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+        height: 1px;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 200.5px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <colgroup>
+        <col style="width: 15%">
+        <col>
+      </colgroup>
+      <tr>
+        <td></td>
+        <td></td>
+      </tr>
+      <tr>
+        <td>
+          <div id="rel">
+            <div id="abs"></div>
+          </div>
+        </td>
+        <td></td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-internal-5-ref.html b/layout/reftests/abs-pos/table-internal-5-ref.html
new file mode 100644
index 0000000000..fdf09d8fdf
--- /dev/null
+++ b/layout/reftests/abs-pos/table-internal-5-ref.html
@@ -0,0 +1,52 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #adjusted-abs {
+        bottom: 50px;
+        right: 50px;
+      }
+      #bad {
+        background-color: blue;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div id="bottomright">
+      <div id="rel">
+        <div class="abs" id="adjusted-abs"></div>
+      </div>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-internal-6-ref.html b/layout/reftests/abs-pos/table-internal-6-ref.html
new file mode 100644
index 0000000000..704776dc59
--- /dev/null
+++ b/layout/reftests/abs-pos/table-internal-6-ref.html
@@ -0,0 +1,68 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 50px;
+        height: 50px;
+        border-collapse: collapse;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: red;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+        <tr style="height: 100%">
+          <td></td>
+          <td></td>
+        </tr>
+        <tr>
+          <td>
+            <div id="rel">
+              <div id="abs"></div>
+            </div>
+          </td>
+          <td></td>
+        </tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-internal-7-ref.html b/layout/reftests/abs-pos/table-internal-7-ref.html
new file mode 100644
index 0000000000..eee0ae05af
--- /dev/null
+++ b/layout/reftests/abs-pos/table-internal-7-ref.html
@@ -0,0 +1,69 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 50px;
+        height: 50px;
+        border-collapse: collapse;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+        height: 25px;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 10px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: red;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <colgroup>
+          <col style="width: 20%">
+          <col>
+        </colgroup>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+        <tr>
+          <td>
+            <div id="rel" style="height: 25px">
+              <div id="abs"></div>
+            </div>
+          </td>
+          <td></td>
+        </tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-internal-8-ref.html b/layout/reftests/abs-pos/table-internal-8-ref.html
new file mode 100644
index 0000000000..3bff829deb
--- /dev/null
+++ b/layout/reftests/abs-pos/table-internal-8-ref.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #good {
+        background-color: green;
+      }
+      .abs {
+        position: fixed;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should completely cover the red square.
+    <div class="abs" id="good"></div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-print-1-ref.html b/layout/reftests/abs-pos/table-print-1-ref.html
new file mode 100644
index 0000000000..c9d94add71
--- /dev/null
+++ b/layout/reftests/abs-pos/table-print-1-ref.html
@@ -0,0 +1,31 @@
+<!DOCTYPE html>
+<html class="reftest-paged">
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 2px;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+      .m { height:1.4in; }
+      .b { border:1px solid; }
+    </style>
+  </head>
+  <body>
+    <div class="m"></div>
+    <div id="rel"><div class="abs b"></div></div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-1.html b/layout/reftests/abs-pos/table-row-1.html
new file mode 100644
index 0000000000..6caf394e4b
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-1.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <table>
+      <tr id="rel">
+        <td>
+          <div class="abs"></div>
+        </td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-2.html b/layout/reftests/abs-pos/table-row-2.html
new file mode 100644
index 0000000000..ef9a6f5d71
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-2.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div style="position: relative">
+      <table>
+        <tr id="rel">
+          <td>
+            <div class="abs"></div>
+          </td>
+        </tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-3.html b/layout/reftests/abs-pos/table-row-3.html
new file mode 100644
index 0000000000..fbb2e77ec9
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-3.html
@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <tr>
+        <td></td>
+        <td></td>
+      </tr>
+      <tr style="height: 100%">
+        <td></td>
+        <td></td>
+      </tr>
+      <tr id="rel">
+        <td></td>
+        <td>
+          <div id="abs"></div>
+        </td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-4.html b/layout/reftests/abs-pos/table-row-4.html
new file mode 100644
index 0000000000..8785e0752f
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-4.html
@@ -0,0 +1,50 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td, div {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 200px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <colgroup>
+        <col style="width: 15%">
+        <col>
+      </colgroup>
+      <tr>
+        <td></td>
+        <td></td>
+      </tr>
+      <tr id="rel">
+        <td></td>
+        <td>
+          <div id="abs"></div>
+        </td>
+      </tr>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-5.html b/layout/reftests/abs-pos/table-row-5.html
new file mode 100644
index 0000000000..e53f280b72
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-5.html
@@ -0,0 +1,62 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0
+        width: 50px;
+        height: 100px;
+        border-collapse: collapse;
+      }
+      tr {
+        height: 50px;
+      }
+      td {
+        width: 50px;
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 100px;
+        height: 100px;
+        overflow: visible;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div id="bottomright">
+      <table>
+        <tr id="rel">
+          <td>
+            <div class="abs"></div>
+          </td>
+        </tr>
+        <tr></tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-6.html b/layout/reftests/abs-pos/table-row-6.html
new file mode 100644
index 0000000000..361a4698f9
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-6.html
@@ -0,0 +1,61 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 25px;
+        height: 50px;
+        border-collapse: collapse;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <tr style="height: 50%">
+          <td></td>
+          <td></td>
+        </tr>
+        <tr id="rel">
+          <td>
+            <div id="abs"></div>
+          </td>
+          <td></td>
+        </tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-7.html b/layout/reftests/abs-pos/table-row-7.html
new file mode 100644
index 0000000000..37ec4b6211
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-7.html
@@ -0,0 +1,65 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 25px;
+        height: 50px;
+        border-collapse: collapse;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <colgroup>
+          <col style="width: 20%">
+          <col>
+        </colgroup>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+        <tr id="rel">
+          <td>
+            <div id="abs"></div>
+          </td>
+          <td></td>
+        </tr>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-group-1.html b/layout/reftests/abs-pos/table-row-group-1.html
new file mode 100644
index 0000000000..9f5072d762
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-group-1.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <table>
+      <tbody id="rel">
+        <tr>
+          <td>
+            <div class="abs"></div>
+          </td>
+        </tr>
+      </tbody>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-group-2.html b/layout/reftests/abs-pos/table-row-group-2.html
new file mode 100644
index 0000000000..619a8cc4d6
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-group-2.html
@@ -0,0 +1,40 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div style="position: relative">
+      <table>
+        <tbody id="rel">
+          <tr>
+            <td>
+              <div class="abs"></div>
+            </td>
+          </tr>
+        </tbody>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-group-3.html b/layout/reftests/abs-pos/table-row-group-3.html
new file mode 100644
index 0000000000..d5d6686b15
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-group-3.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 25px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <thead>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+        <tr style="height: 100%">
+          <td></td>
+          <td></td>
+        </tr>
+      </thead>
+      <tbody id="rel">
+        <tr>
+          <td></td>
+          <td>
+            <div id="abs"></div>
+          </td>
+        </tr>
+      </tbody>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-group-4.html b/layout/reftests/abs-pos/table-row-group-4.html
new file mode 100644
index 0000000000..c8430060c2
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-group-4.html
@@ -0,0 +1,54 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        width: 300px;
+        height: 300px;
+        background-color: blue;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        top: 200px;
+        left: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not touch the blue square.
+    <table>
+      <colgroup>
+        <col style="width: 15%">
+        <col>
+      </colgroup>
+      <thead>
+        <tr>
+          <td></td>
+          <td></td>
+        </tr>
+      </thead>
+      <tbody id="rel">
+        <tr>
+          <td></td>
+          <td>
+            <div id="abs"></div>
+          </td>
+        </tr>
+      </tbody>
+    </table>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-group-5.html b/layout/reftests/abs-pos/table-row-group-5.html
new file mode 100644
index 0000000000..b9c2da7361
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-group-5.html
@@ -0,0 +1,69 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0
+        width: 50px;
+        height: 100px;
+        border-collapse: collapse;
+      }
+      tr {
+        height: 50px;
+      }
+      td {
+        width: 50px;
+        margin: 0;
+        padding: 0;
+      }
+      tfoot {
+        height: 50%;
+      }
+      #rel {
+        position: relative;
+      }
+      .abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bad {
+        background-color: blue;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 100px;
+        height: 100px;
+        overflow: visible;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not completely cover the blue square.
+    <div class="abs" id="bad"></div>
+    <div id="bottomright">
+      <table>
+        <tbody id="rel">
+          <tr>
+            <td>
+              <div class="abs"></div>
+            </td>
+          </tr>
+        </tbody>
+        <tfoot>
+          <tr></tr>
+        </tfoot>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-group-6.html b/layout/reftests/abs-pos/table-row-group-6.html
new file mode 100644
index 0000000000..c954668541
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-group-6.html
@@ -0,0 +1,63 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 25px;
+        height: 50px;
+        border-collapse: collapse;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <tbody id="rel">
+          <tr style="height: 50%">
+            <td></td>
+            <td></td>
+          </tr>
+          <tr>
+            <td>
+              <div id="abs"></div>
+            </td>
+            <td></td>
+          </tr>
+        </tbody>
+      </table>
+    </div>
+  </body>
+</html>
diff --git a/layout/reftests/abs-pos/table-row-group-7.html b/layout/reftests/abs-pos/table-row-group-7.html
new file mode 100644
index 0000000000..a4c720ce3d
--- /dev/null
+++ b/layout/reftests/abs-pos/table-row-group-7.html
@@ -0,0 +1,67 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <style>
+      table {
+        margin: 0;
+        padding: 0;
+        width: 25px;
+        height: 50px;
+        border-collapse: collapse;
+      }
+      td {
+        margin: 0;
+        padding: 0;
+      }
+      #rel {
+        position: relative;
+        margin: 0;
+        padding: 0;
+      }
+      #abs {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 25px;
+        right: 25px;
+        width: 50px;
+        height: 50px;
+        background-color: green;
+      }
+      #bottomright {
+        position: absolute;
+        margin: 0;
+        padding: 0;
+        bottom: 0;
+        right: 0;
+        width: 50px;
+        height: 50px;
+        overflow: visible;
+        background-color: blue;
+      }
+    </style>
+  </head>
+  <body>
+    The green square should not overlap the blue square.
+    <div id="bottomright">
+      <table>
+        <colgroup>
+          <col style="width: 20%">
+          <col>
+        </colgroup>
+        <tbody id="rel">
+          <tr>
+            <td></td>
+            <td></td>
+          </tr>
+          <tr>
+            <td>
+              <div id="abs"></div>
+            </td>
+            <td></td>
+          </tr>
+        </tbody>
+      </table>
+    </div>
+  </body>
+</html>
-- 
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