[llvm] [Asan] Skip pre-split coroutine and noop coroutine frame (PR #99415)

[Wei Wang via llvm-commits]

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@@ -2032,6 +2032,8 @@ bool ModuleAddressSanitizer::shouldInstrumentGlobal(GlobalVariable *G) const {
   if (G->isThreadLocal()) return false;
   // For now, just ignore this Global if the alignment is large.
   if (G->getAlign() && *G->getAlign() > getMinRedzoneSizeForGlobal()) return false;
+  if (G->getName() == "NoopCoro.Frame.Const")
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apolloww wrote:

Thanks for the suggestion. Updated the GV metadata. I'll leave the function metadata unchanged because we still want to instrument post-split coroutine functions, and `isPresplitCoroutine()` can reflect the state.

https://github.com/llvm/llvm-project/pull/99415