[clang] nolock/noalloc attributes (PR #84983)

[Doug Wyatt via cfe-commits]

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@@ -3666,11 +3673,14 @@ void FunctionProtoType::Profile(llvm::FoldingSetNodeID &ID, QualType Result,
   // Finally we have a trailing return type flag (bool)
   // combined with AArch64 SME Attributes, to save space:
   //      int
+  // Then add the FunctionEffects
   //
   // There is no ambiguity between the consumed arguments and an empty EH
   // spec because of the leading 'bool' which unambiguously indicates
   // whether the following bool is the EH spec or part of the arguments.
 
+  ID.AddPointer(epi.FunctionEffects.getOpaqueValue()); // TODO: Where???
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dougsonos wrote:

Thanks; this call seems to be taking a lot of care about this but it does seem to relate to how various parts are optional.

https://github.com/llvm/llvm-project/pull/84983