1 files changed, 157 insertions, 0 deletions
diff --git a/layout/generic/crashtests/1178783-1.html b/layout/generic/crashtests/1178783-1.html
new file mode 100644
index 0000000000..845e4e0b16
--- /dev/null
+++ b/layout/generic/crashtests/1178783-1.html
@@ -0,0 +1,157 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <style>
+*
+{
+    margin: 0;
+    padding: 0;
+}
+html
+{
+    height: 100%;
+    display: flex;
+    flex-flow: row nowrap;
+}
+body
+{
+    flex: 1 1 0px;
+    min-width: 0;
+    display: flex;
+    flex-flow: row nowrap;
+}
+ul
+{
+    list-style: none;
+}
+.vertical
+{
+    flex: 1 1 0px;
+    min-width: 0;
+    display: flex;
+    flex-flow: column nowrap;
+}
+.vertical > li:first-child
+{
+    flex: 1 1 0px;
+    min-height: 0;
+    background-color: #0ff;
+}
+.vertical > li:last-child
+{
+    flex: 0 0 0px;
+    min-height: 0;
+    background-color: #f0f;
+    display: flex;
+    flex-flow: row nowrap;
+}
+.horizontal-separator
+{
+    flex: 0 0 5px;
+    cursor: row-resize;
+    background-color: #fff;
+}
+  </style>
+</head>
+<body>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+  <ul class="vertical">
+    <li></li>
+    <li class="horizontal-separator"></li>
+    <li>
+<!-- ... etc ... -->