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

[via cfe-commits]

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@@ -7754,6 +7906,145 @@ QualType DecayedType::getPointeeType() const {
 void FixedPointValueToString(SmallVectorImpl<char> &Str, llvm::APSInt Val,
                              unsigned Scale);
 
+// ------------------------------------------------------------------------------
+
+// TODO: Should FunctionEffect be located elsewhere, where Decl is not
+// forward-declared?
+class Decl;
+class CXXMethodDecl;
+
+/// Represents an abstract function effect.
+class FunctionEffect {
+public:
+  enum EffectType {
+    kGeneric,
+    kNoLockTrue,
+    kNoAllocTrue,
+  };
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Sirraide wrote:

I think we generally prefer scoped enums nowadays

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