1 // RUN: %clang_cc1 %s -fsyntax-only -verify 2 // RUN: %clang_cc1 %s -fsyntax-only -verify -x c 3 // RUN: %clang_cc1 %s -fsyntax-only -verify -fms-compatibility 4 5 typedef __typeof__(sizeof(0)) size_t; 6 7 // Redeclaring library builtins is OK. 8 void exit(int); 9 10 // expected-error@+2 {{cannot redeclare builtin function '__builtin_va_copy'}} 11 // expected-note@+1 {{'__builtin_va_copy' is a builtin with type}} 12 void __builtin_va_copy(double d); 13 14 // expected-error@+2 {{cannot redeclare builtin function '__builtin_va_end'}} 15 // expected-note@+1 {{'__builtin_va_end' is a builtin with type}} 16 void __builtin_va_end(__builtin_va_list); 17 // RUN: %clang_cc1 %s -fsyntax-only -verify 18 // RUN: %clang_cc1 %s -fsyntax-only -verify -x c 19 20 void __va_start(__builtin_va_list*, ...); 21 22 #ifdef __cplusplus 23 void *__builtin_assume_aligned(const void *, size_t, ...) noexcept; 24 #else 25 void *__builtin_assume_aligned(const void *, size_t, ...); 26 #endif 27