[llvm-branch-commits] [clang] [flang] [llvm] [OpenMP][Attributor] Infer noalias for host callback captures (PR #218453)

[Tom Eccles via llvm-branch-commits]

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@@ -5627,10 +5627,27 @@ void OpenMPOpt::registerAAs(bool IsModulePass) {
     }
   }
 
+  // Seed the generic noalias deduction for callback-mapped pointer arguments
+  // in host regions. It will inspect every callback and direct call site before
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tblah wrote:

What about this is specific to host regions?

https://github.com/llvm/llvm-project/pull/218453