[clang] [llvm] [HLSL] Update Frontend to support version 1.2 of root signature (PR #160616)

[Justin Bogner via cfe-commits]

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@@ -131,3 +139,23 @@ void same_rs_string_main() {}
 // CHECK: -RootSignatureAttr 0x{{.*}} {{.*}} [[DIFF_RS_DECL]]
 [RootSignature(SampleDifferentRS)]
 void different_rs_string_main() {}
+
+#define SampleStaticSamplerRS \
+  "StaticSampler(s0, flags = NON_NORMALIZED_COORDINATES)"
+
+// Ensure that static samplers flags are correctly parsed in different versions
+
+// CHECK: -HLSLRootSignatureDecl 0x{{.*}} {{.*}} implicit [[DIFF_RS_DECL:__hlsl_rootsig_decl_\d*]]
+// CHECK-V1_0: version: 1.0,
+// CHECK-V1_1: version: 1.1,
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bogner wrote:

Are we missing a `CHECK-V1_2` here?

https://github.com/llvm/llvm-project/pull/160616