[clang] [llvm] [HLSL][SPIR-V] Add SV_DispatchThreadID semantic support (PR #82536)

[Natalie Chouinard via cfe-commits]

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@@ -1,28 +1,25 @@
-// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -emit-llvm -finclude-default-header -disable-llvm-passes -o - %s
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sudonatalie wrote:

Note: This test didn't actually have a call to `FileCheck` before, so I had to make some minor changes to get the existing CHECKs passing.

https://github.com/llvm/llvm-project/pull/82536