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// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -x hlsl -ast-dump -o - %s | FileCheck %s
// CHECK: NamespaceDecl 0x{{[0-9a-fA-F]+}} <<invalid sloc>> <invalid sloc> implicit hlsl
// CHECK-NEXT: TypeAliasTemplateDecl 0x{{[0-9a-fA-F]+}} <<invalid sloc>> <invalid sloc> implicit vector
// CHECK-NEXT: TemplateTypeParmDecl 0x{{[0-9a-fA-F]+}} <<invalid sloc>> <invalid sloc> class depth 0 index 0 element
// CHECK-NEXT: TemplateArgument type 'float'
// CHECK-NEXT: BuiltinType 0x{{[0-9a-fA-F]+}} 'float'
// CHECK-NEXT: NonTypeTemplateParmDecl 0x{{[0-9a-fA-F]+}} <<invalid sloc>> <invalid sloc> 'int' depth 0 index 1 element_count
// CHECK-NEXT: TemplateArgument expr
// CHECK-NEXT: IntegerLiteral 0x{{[0-9a-fA-F]+}} <<invalid sloc>> 'int' 4
// CHECK-NEXT: TypeAliasDecl 0x{{[0-9a-fA-F]+}} <<invalid sloc>> <invalid sloc> implicit vector 'vector<element, element_count>'
// CHECK-NEXT: DependentSizedExtVectorType 0x{{[0-9a-fA-F]+}} 'vector<element, element_count>' dependent <invalid sloc>
// CHECK-NEXT: TemplateTypeParmType 0x{{[0-9a-fA-F]+}} 'element' dependent depth 0 index 0
// CHECK-NEXT: TemplateTypeParm 0x{{[0-9a-fA-F]+}} 'element'
// CHECK-NEXT: DeclRefExpr 0x{{[0-9a-fA-F]+}} <<invalid sloc>> 'int' lvalue
// NonTypeTemplateParm 0x{{[0-9a-fA-F]+}} 'element_count' 'int'
// Make sure we got a using directive at the end.
// CHECK: UsingDirectiveDecl 0x{{[0-9a-fA-F]+}} <<invalid sloc>> <invalid sloc> Namespace 0x{{[0-9a-fA-F]+}} 'hlsl'
[numthreads(1,1,1)]
int entry() {
// Verify that the alias is generated inside the hlsl namespace.
hlsl::vector<float, 2> Vec2 = {1.0, 2.0};
// CHECK: DeclStmt 0x{{[0-9a-fA-F]+}} <line:24:3, col:43>
// CHECK-NEXT: VarDecl 0x{{[0-9a-fA-F]+}} <col:3, col:42> col:26 Vec2 'hlsl::vector<float, 2>':'vector<float, 2>' cinit
// Verify that you don't need to specify the namespace.
vector<int, 2> Vec2a = {1, 2};
// CHECK: DeclStmt 0x{{[0-9a-fA-F]+}} <line:30:3, col:32>
// CHECK-NEXT: VarDecl 0x{{[0-9a-fA-F]+}} <col:3, col:31> col:18 Vec2a 'vector<int, 2>' cinit
// Build a bigger vector.
vector<double, 4> Vec4 = {1.0, 2.0, 3.0, 4.0};
// CHECK: DeclStmt 0x{{[0-9a-fA-F]+}} <line:36:3, col:48>
// CHECK-NEXT: VarDecl 0x{{[0-9a-fA-F]+}} <col:3, col:47> col:21 used Vec4 'vector<double, 4>' cinit
// Verify that swizzles still work.
vector<double, 3> Vec3 = Vec4.xyz;
// CHECK: DeclStmt 0x{{[0-9a-fA-F]+}} <line:42:3, col:36>
// CHECK-NEXT: VarDecl 0x{{[0-9a-fA-F]+}} <col:3, col:33> col:21 Vec3 'vector<double, 3>' cinit
// Verify that the implicit arguments generate the correct type.
vector<> ImpVec4 = {1.0, 2.0, 3.0, 4.0};
// CHECK: DeclStmt 0x{{[0-9a-fA-F]+}} <line:48:3, col:42>
// CHECK-NEXT: VarDecl 0x{{[0-9a-fA-F]+}} <col:3, col:41> col:12 ImpVec4 'vector<>':'vector<float, 4>' cinit
return 1;
}
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