97434cb318
Our usual pattern when issuing an extension warning is to also issue a default-off diagnostic about the keywords not being compatible with standards before a certain point. This adds those diagnostics for C11 keywords.
38 lines
2.1 KiB
C
38 lines
2.1 KiB
C
// RUN: %clang_cc1 %s -std=c11 -fsyntax-only -verify=compat -Wpre-c11-compat
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// RUN: %clang_cc1 %s -std=c99 -fsyntax-only -verify=ext -pedantic
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// RUN: %clang_cc1 %s -std=c11 -fsyntax-only -verify=good
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// RUN: %clang_cc1 -x c++ %s -fsyntax-only -verify=ext -pedantic
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// good-no-diagnostics
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extern _Noreturn void exit(int); /* compat-warning {{'_Noreturn' is incompatible with C standards before C11}}
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ext-warning {{'_Noreturn' is a C11 extension}}
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*/
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void func(void) {
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static _Thread_local int tl; /* compat-warning {{'_Thread_local' is incompatible with C standards before C11}}
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ext-warning {{'_Thread_local' is a C11 extension}}
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*/
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_Alignas(8) char c; /* compat-warning {{'_Alignas' is incompatible with C standards before C11}}
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ext-warning {{'_Alignas' is a C11 extension}}
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*/
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_Atomic int i1; /* compat-warning {{'_Atomic' is incompatible with C standards before C11}}
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ext-warning {{'_Atomic' is a C11 extension}}
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*/
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_Atomic(int) i2; /* compat-warning {{'_Atomic' is incompatible with C standards before C11}}
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ext-warning {{'_Atomic' is a C11 extension}}
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*/
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_Static_assert(1, ""); /* compat-warning {{'_Static_assert' is incompatible with C standards before C11}}
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ext-warning {{'_Static_assert' is a C11 extension}}
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*/
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(void)_Generic(1, int : 1); /* compat-warning {{'_Generic' is incompatible with C standards before C11}}
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ext-warning {{'_Generic' is a C11 extension}}
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*/
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(void)_Alignof(int); /* compat-warning {{'_Alignof' is incompatible with C standards before C11}}
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ext-warning {{'_Alignof' is a C11 extension}}
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*/
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}
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