[clang] [llvm] [HLSL] AST support for WaveSize attribute. (PR #101240)

[Chris B via cfe-commits]

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@@ -245,6 +274,18 @@ void SemaHLSL::CheckEntryPoint(FunctionDecl *FD) {
           << llvm::Triple::getEnvironmentTypeName(ST);
       FD->setInvalidDecl();
     }
+    if (const auto *NT = FD->getAttr<HLSLWaveSizeAttr>()) {
+      if (Ver < VersionTuple(6, 6)) {
+        Diag(NT->getLocation(), diag::err_hlsl_attribute_in_wrong_shader_model)
+            << "wavesize"
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llvm-beanz wrote:

You should be able to put the attribute declaration here rather than the string.

https://github.com/llvm/llvm-project/pull/101240