diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/include/asm/bug.h | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/arch/mips/include/asm/bug.h b/arch/mips/include/asm/bug.h index 7eb63de808bc..08ea46863fe5 100644 --- a/arch/mips/include/asm/bug.h +++ b/arch/mips/include/asm/bug.h @@ -7,20 +7,31 @@ #include <asm/break.h> -#define BUG() \ -do { \ - __asm__ __volatile__("break %0" : : "i" (BRK_BUG)); \ -} while (0) +static inline void __noreturn BUG(void) +{ + __asm__ __volatile__("break %0" : : "i" (BRK_BUG)); + /* Fool GCC into thinking the function doesn't return. */ + while (1) + ; +} #define HAVE_ARCH_BUG #if (_MIPS_ISA > _MIPS_ISA_MIPS1) -#define BUG_ON(condition) \ -do { \ - __asm__ __volatile__("tne $0, %0, %1" \ - : : "r" (condition), "i" (BRK_BUG)); \ -} while (0) +static inline void __BUG_ON(unsigned long condition) +{ + if (__builtin_constant_p(condition)) { + if (condition) + BUG(); + else + return; + } + __asm__ __volatile__("tne $0, %0, %1" + : : "r" (condition), "i" (BRK_BUG)); +} + +#define BUG_ON(C) __BUG_ON((unsigned long)(C)) #define HAVE_ARCH_BUG_ON |