[PATCH] D25704: [CUDA] When we emit an error that might have been deferred, also print a callstack.

[Justin Lebar via cfe-commits]

jlebar added inline comments.


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Comment at: clang/include/clang/Sema/Sema.h:9292
+  llvm::DenseMap</* Caller = */ CanonicalDeclPtr<FunctionDecl>,
+                 /* Callees = */ llvm::SetVector<FunctionDeclAndLoc>>
+      CUDACallGraph;
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rnk wrote:
> Rather than having a custom key type, maybe it would be better to phrase this as a `MapVector<CanonicalDeclPtr<FunctionDecl>, SourceLocation>` ? Despite all the comments, I assumed FunctionDeclAndLoc was hashed by both elements for a long time.
That's much better; thank you.


https://reviews.llvm.org/D25704