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2a948d11c0
As discussed in https://github.com/llvm/llvm-project/pull/96084#discussion_r1654629993, it would be nice to present these trailing constraints on template parameters when printing CTAD decls through a DeclPrinter.
42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
// RUN: %clang_cc1 -emit-pch -std=c++2a -o %t %s
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// RUN: %clang_cc1 -std=c++2a -x ast -ast-print %t | FileCheck %s
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// RUN: %clang_cc1 -emit-pch -std=c++2a -fpch-instantiate-templates -o %t %s
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// RUN: %clang_cc1 -std=c++2a -x ast -ast-print %t | FileCheck %s
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template<typename T>
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concept C = true;
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template<typename T, typename U>
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concept C2 = true;
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template<typename T>
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bool f() {
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// CHECK: requires (T t) { t++; { t++ } noexcept -> C; { t++ } -> C2<int>; typename T::a; requires T::val; requires C<typename T::val> || (C<typename T::val> || C<T>); };
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return requires (T t) {
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t++;
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{ t++ } noexcept -> C;
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{ t++ } -> C2<int>;
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typename T::a;
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requires T::val;
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requires C<typename T::val> || (C<typename T::val> || C<T>);
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};
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}
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namespace trailing_requires_expression {
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template <typename T> requires C<T> && C2<T, T>
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// CHECK: template <typename T> requires C<T> && C2<T, T> void g();
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void g();
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template <typename T> requires C<T> || C2<T, T>
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// CHECK: template <typename T> requires C<T> || C2<T, T> constexpr int h = sizeof(T);
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constexpr int h = sizeof(T);
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template <typename T> requires C<T>
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// CHECK: template <typename T> requires C<T> class i {
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// CHECK-NEXT: };
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class i {};
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}
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