[clang] [HLSL] Treat `main` as any other function (PR #110546)

[Farzon Lotfi via cfe-commits]

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@@ -1,7 +1,7 @@
 // RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -x hlsl -triple \
 // RUN:   spirv-pc-vulkan-library %s -emit-llvm -disable-llvm-passes -o - | FileCheck %s
 
-// CHECK: define spir_func void @main() [[A0:#[0-9]+]] {
+// CHECK: define spir_func void @{{.*}}main{{.*}}() [[A0:#[0-9]+]] {
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farzonl wrote:

```suggestion
// CHECK: define spir_func void @{{.*main.*}}() [[A0:#[0-9]+]] {
```

https://github.com/llvm/llvm-project/pull/110546