llvm-project/clang/test/Sema/builtin-setjmp.c

11 lines
640 B
C

// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fsyntax-only -verify -DNO_JMP_BUF %s
// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fsyntax-only -verify %s
#ifdef NO_JMP_BUF
extern long setjmp(long *); // expected-warning {{declaration of built-in function 'setjmp' requires the declaration of the 'jmp_buf' type, commonly provided in the header <setjmp.h>.}}
#else
typedef long jmp_buf;
extern int setjmp(char); // expected-warning@8 {{incompatible redeclaration of library function 'setjmp'}}
// expected-note@8 {{'setjmp' is a builtin with type 'int (jmp_buf)' (aka 'int (long)')}}
#endif