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45814e9ae8
The <iframe> in the test case is getting the "column-span:all" style, but it's under a position:fixed frame subtree. After the patch in bug 1507244 landed, NS_FRAME_HAS_MULTI_COLUMN_ANCESTOR won't be added incorrectly to the out-of-flow subtree. Differential Revision: https://phabricator.services.mozilla.com/D14626 --HG-- extra : moz-landing-system : lando
10 lines
172 B
HTML
10 lines
172 B
HTML
<script>
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function go() {
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a.style.setProperty("column-span", "all");
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}
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</script>
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<body onload=go()>
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<ol style="columns: 0px">
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<li style="position: fixed">
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<iframe id="a">
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