[clang] [HLSL] Add HLSLResourceBindingAttr to default constant buffer numeric declarations ($Globals) (PR #128981)

[Joshua Batista via cfe-commits]

================
@@ -1,41 +1,56 @@
-// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -ast-dump -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -finclude-default-header -ast-dump -o - %s | FileCheck %s
 
-// CHECK:HLSLBufferDecl 0x[[CB:[0-9a-f]+]] {{.*}} line:8:9 cbuffer CB
-// CHECK-NEXT:HLSLResourceClassAttr 0x[[CB:[0-9a-f]+]] {{.*}} Implicit CBuffer
-// CHECK-NEXT:HLSLResourceAttr 0x[[CB:[0-9a-f]+]] {{.*}} Implicit CBuffer
-// CHECK-NEXT:HLSLResourceBindingAttr 0x{{[0-9a-f]+}} <col:14> "b3" "space2"
-// CHECK-NEXT:VarDecl 0x[[A:[0-9a-f]+]] {{.*}} col:9 used a 'hlsl_constant float'
+// CHECK: HLSLBufferDecl {{.*}} line:[[# @LINE + 5]]:9 cbuffer CB
+// CHECK-NEXT: HLSLResourceClassAttr {{.*}} Implicit CBuffer
+// CHECK-NEXT: HLSLResourceAttr {{.*}} Implicit CBuffer
+// CHECK-NEXT: HLSLResourceBindingAttr {{.*}} "b3" "space2"
+// CHECK-NEXT: VarDecl {{.*}} used a 'hlsl_constant float'
 cbuffer CB : register(b3, space2) {
   float a;
 }
 
-// CHECK:HLSLBufferDecl 0x[[TB:[0-9a-f]+]] {{.*}} line:17:9 tbuffer TB
-// CHECK-NEXT:HLSLResourceClassAttr 0x[[CB:[0-9a-f]+]] {{.*}} Implicit SRV
-// CHECK-NEXT:HLSLResourceAttr 0x[[CB:[0-9a-f]+]] {{.*}} Implicit TBuffer
-// CHECK-NEXT:HLSLResourceBindingAttr 0x{{[0-9a-f]+}} <col:14> "t2" "space1"
-// CHECK-NEXT:VarDecl 0x[[B:[0-9a-f]+]] {{.*}} col:9 used b 'hlsl_constant float'
+// CHECK: HLSLBufferDecl {{.*}} line:[[# @LINE + 5]]:9 tbuffer TB
+// CHECK-NEXT: HLSLResourceClassAttr {{.*}} Implicit SRV
+// CHECK-NEXT: HLSLResourceAttr {{.*}} Implicit TBuffer
+// CHECK-NEXT: HLSLResourceBindingAttr {{.*}} "t2" "space1"
+// CHECK-NEXT: VarDecl {{.*}} used b 'hlsl_constant float'
 tbuffer TB : register(t2, space1) {
   float b;
 }
 
-float foo() {
-// CHECK: BinaryOperator 0x{{[0-9a-f]+}} <col:10, col:14> 'float' '+'
-// CHECK-NEXT: ImplicitCastExpr 0x{{[0-9a-f]+}} <col:10> 'float' <LValueToRValue>
-// CHECK-NEXT: DeclRefExpr 0x{{[0-9a-f]+}} <col:10> 'hlsl_constant float' lvalue Var 0x[[A]] 'a' 'hlsl_constant float'
-// CHECK-NEXT: ImplicitCastExpr 0x{{[0-9a-f]+}} <col:14> 'float' <LValueToRValue>
-// CHECK-NEXT: DeclRefExpr 0x{{[0-9a-f]+}} <col:14> 'hlsl_constant float' lvalue Var 0x[[B]] 'b' 'hlsl_constant float'
+export float foo() {
----------------
bob80905 wrote:

Why keep this function foo if all the checks for it are being removed?

https://github.com/llvm/llvm-project/pull/128981