[clang] [llvm] [AMDGPU] Report error in clang if wave32 is requested where unsupported (PR #97633)

[Stanislav Mekhanoshin via cfe-commits]

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@@ -188,8 +188,12 @@ bool AMDGPUTargetInfo::initFeatureMap(
 
   // TODO: Should move this logic into TargetParser
   std::string ErrorMsg;
-  if (!insertWaveSizeFeature(CPU, getTriple(), Features, ErrorMsg)) {
-    Diags.Report(diag::err_invalid_feature_combination) << ErrorMsg;
+  bool IsCombinationError;
+  if (!insertWaveSizeFeature(CPU, getTriple(), Features, ErrorMsg,
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rampitec wrote:

Ugh. Actually it would need to include clang header into the TargetParser.h. This is the primary reason the diagnostics was not moved there completely and the TODO comment 3 lines above.

https://github.com/llvm/llvm-project/pull/97633