[clang] [HLSL] Add matrix support for isnan() and isinf() (PR #195586)

[Dan Brown via cfe-commits]

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@@ -2200,7 +2200,8 @@ checkMathBuiltinElementType(Sema &S, SourceLocation Loc, QualType ArgTy,
 
   switch (ArgTyRestr) {
   case Sema::EltwiseBuiltinArgTyRestriction::None:
-    if (!ArgTy->getAs<VectorType>() && !isValidMathElementType(ArgTy)) {
+    if (!ArgTy->getAs<VectorType>() && !ArgTy->getAs<MatrixType>() &&
+        !isValidMathElementType(ArgTy)) {
       return S.Diag(Loc, diag::err_builtin_invalid_arg_type)
              << ArgOrdinal << /* vector */ 2 << /* integer */ 1 << /* fp */ 1
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danbrown-amd wrote:

Changed in the diagnostic definition and applied to the FloatTy case.

https://github.com/llvm/llvm-project/pull/195586