clean up

Author: joaosaffran

tools/clang/test/HLSLFileCheckLit/hlsl/auto/auto-deducible-types.hlsl

@@ -12,24 +12,23 @@ RWBuffer<float> output : register(u0);
 
 [numthreads(1,1,1)]
 void main() {
-    // AR_TOBJ_BASIC
+    // Scalars.
     auto i = 5;
     auto f = 1.5f;
     auto b = true;
 
-    // AR_TOBJ_VECTOR: elements are always concrete scalars (a dependent vector
-    // is classified AR_TOBJ_DEPENDENT instead), so vectors are always deducible.
+    // Vectors.
     auto v = float4(1, 2, 3, 4);
 
-    // AR_TOBJ_MATRIX: likewise always deducible for the same reason.
+    // Matrices.
     float2x2 matInit = { 1, 2, 3, 4 };
     auto m = matInit;
 
-    // AR_TOBJ_COMPOUND
+    // User-defined structs.
     MyStruct s = { 1.0f, 2 };
     auto sCopy = s;
 
-    // AR_TOBJ_OBJECT: resource handles are copyable, so binding one is allowed.
+    // Resource objects (their handles are copyable, so binding one is allowed).
     auto t = tex;
 
     // Use every value to prevent dead-code elimination.

tools/clang/test/HLSLFileCheckLit/hlsl/auto/auto-no-subobject.hlsl

@@ -1,10 +1,5 @@
 // RUN: %dxc -T lib_6_3 -HV 202x -verify %s
 
-// Subobjects are builtin object types used only to configure the DXR state
-// object. They have no value semantics a deduced variable could meaningfully
-// bind to, so 'auto' must not infer a subobject type. Each deduction below is
-// expected to fail with err_hlsl_auto_undeducible_type.
-
 GlobalRootSignature grs = {"CBV(b0)"};
 LocalRootSignature lrs = {"UAV(u0)"};
 StateObjectConfig soc = { STATE_OBJECT_FLAGS_ALLOW_LOCAL_DEPENDENCIES_ON_EXTERNAL_DEFINITONS };

tools/clang/test/HLSLFileCheckLit/hlsl/auto/auto-undeducible-types.hlsl

@@ -6,34 +6,22 @@ void voidFunc() {}
 Texture2D<float4> tex : register(t0);
 Texture2DMS<float4> texMS : register(t1);
 
-// 'string' is an internal type (printf formats, subobject fields); it is only
-// declarable as a global, and is intentionally not deducible by 'auto'.
-string gStr = "abc";
-
 [numthreads(1,1,1)]
 void main() {
     int y = 1;
 
-    // AR_TOBJ_STRING: 'string' is excluded from 'auto' deduction.
     // expected-error@+1 {{'auto' cannot deduce type}}
-    auto str = gStr;
+    auto str = "abc";
 
-    // void: a void-returning call has no value type. 'auto' deduces 'void',
-    // which is rejected as an incomplete variable type (not by the HLSL
-    // auto-deducibility check, which only special-cases string/inner/subobject).
     // expected-error@+1 {{variable has incomplete type 'void'}}
     auto x = voidFunc();
 
-    // void: an explicit cast to void is equally non-deducible.
     // expected-error@+1 {{variable has incomplete type 'void'}}
     auto v = (void)y;
 
-    // AR_TOBJ_INNER_OBJ: .mips is an inner indexer object (Texture2D::mips_type).
     // expected-error@+1 {{'auto' cannot deduce type}}
     auto m = tex.mips;
 
-    // AR_TOBJ_INNER_OBJ: .sample is an inner indexer object
-    // (Texture2DMS::sample_type).
     // expected-error@+1 {{'auto' cannot deduce type}}
     auto s = texMS.sample;
 }