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<html class="reftest-wait">
<head>
<link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=685012">
<link rel="help" href="http://www.w3.org/TR/CSS21/page.html#propdef-page-break-inside">
<meta name="flags" content="paged">
<meta charset="utf-8">
<title>Balancing Overflow, page-break-inside:avoid</title>
<style>
/* Sets of heights that trigger crash:
100px/50px/51+px
100px/30px/74+px
Get only an assert unless you set ".d { position: absolute; }".
Trigger hang (separate issue, absolute not needed):
10px/10px/9999px
10px/10px/999999px --> "bad height" notreached
*/
/* Note: The column-gap and the backgrounds
are just added here for easier visualization */
#colset { width: 200px;
padding: 2px;
column-count: 3;
column-gap: 2px; }
#a { height: 100px; background: lightblue;}
#b { height: 50px; background: lightblue;}
#c { height: 51px; background: orange;}
</style>
<script>
function boom() {
document.getElementById('colset').offsetHeight;
document.getElementById('a').style.height = 'auto';
document.documentElement.className = ''
}
</script>
</head>
<!-- Removing whitespace in body for simpler frame trees -->
<body onload="boom()"
><div id="colset"
><div
><div id="a"></div
><div id="b"
><div id="c"></div
><div id="d"></div
></div
></div
></div
></body>
</html>
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