be427dfb9e
Added a new `-Wpre-c++26-compat` warning for when this feature is used in C++26 and a `-Wc++26-extensions` warning for when this is used in C++11 through C++23. --------- Co-authored-by: cor3ntin <corentinjabot@gmail.com>
29 lines
1.7 KiB
C++
29 lines
1.7 KiB
C++
// RUN: %clang_cc1 -std=c++98 -fsyntax-only -pedantic %s -verify=precxx11,precxx17,precxx26
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// RUN: %clang_cc1 -std=c++11 -fsyntax-only -pedantic %s -verify=since-cxx11,precxx17,precxx26 -Wc++98-compat
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// RUN: %clang_cc1 -std=c++17 -fsyntax-only -pedantic %s -verify=since-cxx11,since-cxx17,precxx26 -Wc++98-compat -Wpre-c++17-compat
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// RUN: %clang_cc1 -std=c++26 -fsyntax-only -pedantic %s -verify=since-cxx11,since-cxx17,since-cxx26 -Wc++98-compat -Wpre-c++17-compat -Wpre-c++26-compat
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static_assert(false, "a");
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// precxx11-error@-1 {{a type specifier is required for all declarations}}
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// since-cxx11-warning@-2 {{'static_assert' declarations are incompatible with C++98}}
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// since-cxx11-error@-3 {{static assertion failed: a}}
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#if __cplusplus >= 201103L
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static_assert(false);
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// since-cxx11-warning@-1 {{'static_assert' declarations are incompatible with C++98}}
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// precxx17-warning@-2 {{'static_assert' with no message is a C++17 extension}}
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// since-cxx17-warning@-3 {{'static_assert' with no message is incompatible with C++ standards before C++17}}
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// since-cxx11-error@-4 {{static assertion failed}}
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struct X {
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static constexpr int size() { return 1; } // since-cxx11-warning {{'constexpr'}}
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static constexpr const char* data() { return "b"; } // since-cxx11-warning {{'constexpr'}}
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};
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static_assert(false, X());
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// since-cxx11-warning@-1 {{'static_assert' declarations are incompatible with C++98}}
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// precxx26-warning@-2 {{'static_assert' with a user-generated message is a C++26 extension}}
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// since-cxx26-warning@-3 {{'static_assert' with a user-generated message is incompatible with C++ standards before C++26}}
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// since-cxx11-error@-4 {{static assertion failed: b}}
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#endif
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