[clang] [ubsan] Add more -fsanitize-annotate-debug-info checks (PR #141997)

[Thurston Dang via cfe-commits]

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@@ -2817,7 +2817,9 @@ void CodeGenFunction::EmitVTablePtrCheckForCall(const CXXRecordDecl *RD,
     RD = LeastDerivedClassWithSameLayout(RD);
 
   auto [Ordinal, _] = SanitizerInfoFromCFICheckKind(TCK);
-  ApplyDebugLocation ApplyTrapDI(*this, SanitizerAnnotateDebugInfo(Ordinal));
+  ApplyDebugLocation ApplyTrapDI(
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thurstond wrote:

I checked again and found that all callers to EmitVTablePtrCheck (EmitVTablePtrCheckForCall, EmitVTablePtrCheckForCast) establish SanitizerDebugLocation. Hence, we don't need nested SanitizerDebugLocation; instead, I removed SanitizerDebugLocation from EmitVTablePtrCheck: https://github.com/llvm/llvm-project/pull/141997/commits/aead894277f56e16bb63b5f9e40b6e6dfcebb01a

https://github.com/llvm/llvm-project/pull/141997