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Issue #2780: Add back the mismatch overflow handling in nsRuleNode.cpp

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erixreyes 2025-07-08 00:46:07 +08:00 • committed by roytam1
commit c3590da576
1 changed files with 9 additions and 0 deletions
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9
layout/style/nsRuleNode.cpp
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@ -6427,6 +6427,15 @@ nsRuleNode::ComputeDisplayData(void* aStartStruct,
display->mOverflowY = NS_STYLE_OVERFLOW_HIDDEN; display->mOverflowY = NS_STYLE_OVERFLOW_HIDDEN;
} }
// If 'visible' is specified but doesn't match the other dimension, it
// turns into 'auto'.
if (display->mOverflowX == NS_STYLE_OVERFLOW_VISIBLE) {
display->mOverflowX = NS_STYLE_OVERFLOW_AUTO;
}
if (display->mOverflowY == NS_STYLE_OVERFLOW_VISIBLE) {
display->mOverflowY = NS_STYLE_OVERFLOW_AUTO;
}
} }
// When 'contain: paint', update overflow from 'visible' to 'clip'. // When 'contain: paint', update overflow from 'visible' to 'clip'.