| // RUN: %clang_cc1 -std=c++98 -triple x86_64-unknown-unknown %s -verify=expected,cxx98-17 -fexceptions -fcxx-exceptions -pedantic-errors |
| // RUN: %clang_cc1 -std=c++11 -triple x86_64-unknown-unknown %s -verify=expected,cxx98-17,since-cxx11 -fexceptions -fcxx-exceptions -pedantic-errors |
| // RUN: %clang_cc1 -std=c++14 -triple x86_64-unknown-unknown %s -verify=expected,cxx98-17,since-cxx11 -fexceptions -fcxx-exceptions -pedantic-errors |
| // RUN: %clang_cc1 -std=c++17 -triple x86_64-unknown-unknown %s -verify=expected,cxx98-17,since-cxx11 -fexceptions -fcxx-exceptions -pedantic-errors |
| // RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-unknown %s -verify=expected,since-cxx20,since-cxx11 -fexceptions -fcxx-exceptions -pedantic-errors |
| // RUN: %clang_cc1 -std=c++23 -triple x86_64-unknown-unknown %s -verify=expected,since-cxx20,since-cxx11 -fexceptions -fcxx-exceptions -pedantic-errors |
| // RUN: %clang_cc1 -std=c++2c -triple x86_64-unknown-unknown %s -verify=expected,since-cxx20,since-cxx11 -fexceptions -fcxx-exceptions -pedantic-errors |
| |
| namespace cwg820 { // cwg820: 2.7 |
| export template <class T> struct B {}; |
| // cxx98-17-warning@-1 {{exported templates are unsupported}} |
| // since-cxx20-error@-2 {{export declaration can only be used within a module purview}} |
| export template<typename T> void f() {} |
| // cxx98-17-warning@-1 {{exported templates are unsupported}} |
| // since-cxx20-error@-2 {{export declaration can only be used within a module purview}} |
| } // namespace cwg820 |
| |
| namespace cwg873 { // cwg873: 3.0 |
| #if __cplusplus >= 201103L |
| template <typename T> void f(T &&); |
| template <> void f(int &) = delete; // #cwg873-lvalue-ref |
| template <> void f(int &&) = delete; // #cwg873-rvalue-ref |
| void g(int i) { |
| f(i); // calls f<int&>(int&) |
| // since-cxx11-error@-1 {{call to deleted function 'f'}} |
| // since-cxx11-note@#cwg873-lvalue-ref {{candidate function [with T = int &] has been implicitly deleted}} |
| f(0); // calls f<int>(int&&) |
| // since-cxx11-error@-1 {{call to deleted function 'f'}} |
| // since-cxx11-note@#cwg873-rvalue-ref {{candidate function [with T = int] has been implicitly deleted}} |
| } |
| #endif |
| } // namespace cwg873 |
| |
| // cwg882: 3.5 |
| #if __cplusplus >= 201103L |
| int main() = delete; |
| // since-cxx11-error@-1 {{'main' is not allowed to be deleted}} |
| #endif |
