[clang] Implement resource binding type prefix mismatch errors (PR #87578)

[Justin Bogner via cfe-commits]

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@@ -45,7 +45,7 @@ void foo2() {
   extern RWBuffer<float> U2 : register(u5);
 }
 // FIXME: expect-error once fix https://github.com/llvm/llvm-project/issues/57886.
-float b : register(u0, space1);
+// float b : register(u0, space1) {}
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bogner wrote:

Shouldn't we be adding the `// expected-error:` here rather than commenting this out?

https://github.com/llvm/llvm-project/pull/87578