[clang] [Sema][CUDA][HIP] Reject RTTI operations in device code (PR #228469)

[Steffen Larsen via cfe-commits]

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@@ -987,6 +988,12 @@ void CastOperation::CheckDynamicCast() {
     return;
   }
 
+  // Similarly, dynamic_cast is not available in CUDA device code, except for
+  // dynamic_cast to void*.
+  if (Self.getLangOpts().CUDA && !DestPointee->isVoidType())
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steffenlarsen wrote:

Sounds like we are in agreement. clang/test/CodeGenCUDA/device-dynamic-cast-void.cu should test the void* dynamic cast.

https://github.com/llvm/llvm-project/pull/228469