[clang] [clang] Fix PointerAuth semantics of cpp_trivially_relocatable (PR #143796)

[Corentin Jabot via cfe-commits]

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@@ -10615,7 +10615,7 @@ void Sema::checkIllFormedTrivialABIStruct(CXXRecordDecl &RD) {
       }
   }
 
-  if (IsCXXTriviallyRelocatableType(RD))
+  if (CheckCXX2CRelocatableAndReplaceable(&RD).IsRelocatable)
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cor3ntin wrote:

I think we should keep that interface even if we deleguate to something under the hood

https://github.com/llvm/llvm-project/pull/143796