diff options
| -rw-r--r-- | ext/refinement/refinement.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/ext/refinement/refinement.c b/ext/refinement/refinement.c index 43ec2fb8b0..44ffd2a0b8 100644 --- a/ext/refinement/refinement.c +++ b/ext/refinement/refinement.c @@ -1,4 +1,11 @@ void ruby_Init_refinement(void); +#ifdef __GNUC__ +#define PRINTF_ARGS(decl, string_index, first_to_check) \ + decl __attribute__((format(printf, string_index, first_to_check))) +#else +#define PRINTF_ARGS(decl, string_index, first_to_check) decl +#endif +PRINTF_ARGS(void rb_warn(const char*, ...), 1, 2); void Init_refinement(void) |