1 files changed, 66 insertions, 0 deletions
diff --git a/src/test/mir-opt/spanview_block.main.mir_map.0.html b/src/test/mir-opt/spanview_block.main.mir_map.0.html
new file mode 100644
index 000000000..8e5268043
--- /dev/null
+++ b/src/test/mir-opt/spanview_block.main.mir_map.0.html
@@ -0,0 +1,66 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>spanview_block.main.mir_map.0</title>
+<style>
+    .line {
+        counter-increment: line;
+    }
+    .line:before {
+        content: counter(line) ": ";
+        font-family: Menlo, Monaco, monospace;
+        font-style: italic;
+        width: 3.8em;
+        display: inline-block;
+        text-align: right;
+        filter: opacity(50%);
+        -webkit-user-select: none;
+    }
+    .code {
+        color: #dddddd;
+        background-color: #222222;
+        font-family: Menlo, Monaco, monospace;
+        line-height: 1.4em;
+        border-bottom: 2px solid #222222;
+        white-space: pre;
+        display: inline-block;
+    }
+    .odd {
+        background-color: #55bbff;
+        color: #223311;
+    }
+    .even {
+        background-color: #ee7756;
+        color: #551133;
+    }
+    .code {
+        --index: calc(var(--layer) - 1);
+        padding-top: calc(var(--index) * 0.15em);
+        filter:
+            hue-rotate(calc(var(--index) * 25deg))
+            saturate(calc(100% - (var(--index) * 2%)))
+            brightness(calc(100% - (var(--index) * 1.5%)));
+    }
+    .annotation {
+        color: #4444ff;
+        font-family: monospace;
+        font-style: italic;
+        display: none;
+        -webkit-user-select: none;
+    }
+    body:active .annotation {
+        /* requires holding mouse down anywhere on the page */
+        display: inline-block;
+    }
+    span:hover .annotation {
+        /* requires hover over a span ONLY on its first line */
+        display: inline-block;
+    }
+</style>
+</head>
+<body>
+<div class="code" style="counter-reset: line 4"><span class="line"><span class="code" style="--layer: 0">fn main() </span><span><span class="code even" style="--layer: 1" title="0: $DIR/spanview-block.rs:5:11: 5:13:
+    5:11-5:13: Assign: _0 = const ()
+    5:13-5:13: Return: return"><span class="annotation">0⦊</span>{}<span class="annotation">⦉0</span></span></span></span></div>
+</body>
+</html>