[llvm-branch-commits] [clang] [clang][bytecode][HLSL][Matrix] Support `ConstantMatrixType` and more HLSL casts in the new constant interpreter for basic matrix constexpr evaluation in HLSL (PR #183424)

[Timm Baeder via llvm-branch-commits]

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@@ -2129,6 +2316,25 @@ bool Compiler<Emitter>::visitInitList(ArrayRef<const Expr *> Inits,
     return true;
   }
 
+  if (const auto *MT = QT->getAs<ConstantMatrixType>()) {
+    unsigned NumElts = MT->getNumElementsFlattened();
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tbaederr wrote:

```suggestion
    unsigned NumElems = MT->getNumElementsFlattened();
```

https://github.com/llvm/llvm-project/pull/183424