52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
// RUN: %clang_cc1 -triple x86_64-unknown-unknown -std=c++2a -ast-dump -ast-dump-filter Foo %s | FileCheck -strict-whitespace %s
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// Test with serialization:
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// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-unknown -emit-pch -o %t %s
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// RUN: %clang_cc1 -x c++ -std=c++20 -triple x86_64-unknown-unknown -include-pch %t \
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// RUN: -ast-dump-all -ast-dump-filter Foo /dev/null \
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// RUN: | FileCheck --strict-whitespace %s
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template <typename T>
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concept unary_concept = true;
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template <typename T, typename U>
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concept binary_concept = true;
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template <typename... Ts>
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concept variadic_concept = true;
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template <typename T>
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struct Foo {
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// CHECK: TemplateTypeParmDecl {{.*}} referenced Concept {{.*}} 'binary_concept'
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// CHECK-NEXT: `-ConceptSpecializationExpr {{.*}} <col:13, col:31> 'bool' Concept {{.*}} 'binary_concept'
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// CHECK-NEXT: |-TemplateArgument {{.*}} type 'R'
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// CHECK-NEXT: | `-TemplateTypeParmType {{.*}} 'R'
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// CHECK-NEXT: | `-TemplateTypeParm {{.*}} 'R'
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// CHECK-NEXT: `-TemplateArgument {{.*}} type 'int'
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// CHECK-NEXT: `-BuiltinType {{.*}} 'int'
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template <binary_concept<int> R>
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Foo(R);
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// CHECK: TemplateTypeParmDecl {{.*}} referenced Concept {{.*}} 'unary_concept'
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// CHECK-NEXT: `-ConceptSpecializationExpr {{.*}} <col:13> 'bool'
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template <unary_concept R>
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Foo(R);
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// CHECK: FunctionTemplateDecl {{.*}} <line:[[@LINE+1]]:3, line:[[@LINE+2]]:39> {{.*}} Foo<T>
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template <typename R>
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Foo(R, int) requires unary_concept<R>;
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// CHECK: FunctionTemplateDecl {{.*}} <line:[[@LINE+1]]:3, line:[[@LINE+3]]:3> {{.*}} Foo<T>
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template <typename R>
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Foo(R, char) requires unary_concept<R> {
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}
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// CHECK: CXXFoldExpr {{.*}} <col:13, col:29>
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template <variadic_concept... Ts>
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Foo();
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// CHECK: CXXFoldExpr {{.*}} <col:13, col:34>
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template <variadic_concept<int>... Ts>
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Foo();
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};
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