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[coro] Fix crash due to DILabel in LineTableOnly mode #148095

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Merged
merged 3 commits into from
Jul 11, 2025
Merged

[coro] Fix crash due to DILabel in LineTableOnly mode #148095

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bc96976
[coro] Fix crash due to DILabel in `LineTableOnly` mode
vogelsgesang Jul 11, 2025
03b4ce3
Add test case
vogelsgesang Jul 11, 2025
fc0329f
Fix types in comment
vogelsgesang Jul 11, 2025
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9 changes: 3 additions & 6 deletions llvm/lib/Transforms/Coroutines/CoroSplit.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1484,12 +1484,9 @@ struct SwitchCoroutineSplitter {
// If there is no DISubprogram for F, it implies the function is compiled
// without debug info. So we also don't generate debug info for the
// suspension points.
bool AddDebugLabels =
(DIS && DIS->getUnit() &&
(DIS->getUnit()->getEmissionKind() ==
DICompileUnit::DebugEmissionKind::FullDebug ||
DIS->getUnit()->getEmissionKind() ==
DICompileUnit::DebugEmissionKind::LineTablesOnly));
bool AddDebugLabels = DIS && DIS->getUnit() &&
(DIS->getUnit()->getEmissionKind() ==
DICompileUnit::DebugEmissionKind::FullDebug);

// resume.entry:
// %index.addr = getelementptr inbounds %f.Frame, %f.Frame* %FramePtr, i32
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