[clang] Add support for builtin_verbose_trap (PR #79230)

[Akira Hatanaka via cfe-commits]

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@@ -346,6 +348,15 @@ class CGDebugInfo {
       const FieldDecl *BitFieldDecl, const llvm::DIDerivedType *BitFieldDI,
       llvm::ArrayRef<llvm::Metadata *> PreviousFieldsDI, const RecordDecl *RD);
 
+  // A cache that maps artificial inlined function names used for
+  // __builtin_verbose_trap to subprograms.
+  llvm::StringMap<llvm::DISubprogram *> InlinedTrapFuncMap;
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ahatanak wrote:

It doesn't live longer than a compilation unit. `CodeGenModule::DebugInfo` is created in the constructor of `CodeGenModule`.

https://github.com/llvm/llvm-project/pull/79230