diff options
| -rw-r--r-- | tools/include/nolibc/compiler.h | 6 | ||||
| -rw-r--r-- | tools/include/nolibc/stdio.h | 3 |
2 files changed, 8 insertions, 1 deletions
diff --git a/tools/include/nolibc/compiler.h b/tools/include/nolibc/compiler.h index 9bc6a706a332..fa1f547e7f13 100644 --- a/tools/include/nolibc/compiler.h +++ b/tools/include/nolibc/compiler.h @@ -32,4 +32,10 @@ # define __no_stack_protector __attribute__((__optimize__("-fno-stack-protector"))) #endif /* __nolibc_has_attribute(no_stack_protector) */ +#if __nolibc_has_attribute(fallthrough) +# define __nolibc_fallthrough do { } while (0); __attribute__((fallthrough)) +#else +# define __nolibc_fallthrough do { } while (0) +#endif /* __nolibc_has_attribute(fallthrough) */ + #endif /* _NOLIBC_COMPILER_H */ diff --git a/tools/include/nolibc/stdio.h b/tools/include/nolibc/stdio.h index c968dbbc4ef8..3892034198dd 100644 --- a/tools/include/nolibc/stdio.h +++ b/tools/include/nolibc/stdio.h @@ -15,6 +15,7 @@ #include "stdarg.h" #include "stdlib.h" #include "string.h" +#include "compiler.h" #ifndef EOF #define EOF (-1) @@ -264,7 +265,7 @@ int vfprintf(FILE *stream, const char *fmt, va_list args) case 'p': *(out++) = '0'; *(out++) = 'x'; - /* fall through */ + __nolibc_fallthrough; default: /* 'x' and 'p' above */ u64toh_r(v, out); break; |