panic: add noreturn attribute
Since panic() never returns, we should add an appropriate attribute to
let gcc improve optimization around it.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/include/common.h b/include/common.h
index 3113580..6061643 100644
--- a/include/common.h
+++ b/include/common.h
@@ -653,7 +653,7 @@
unsigned long long simple_strtoull(const char *cp,char **endp,unsigned int base);
long simple_strtol(const char *cp,char **endp,unsigned int base);
void panic(const char *fmt, ...)
- __attribute__ ((format (__printf__, 1, 2)));
+ __attribute__ ((format (__printf__, 1, 2), noreturn));
int sprintf(char * buf, const char *fmt, ...)
__attribute__ ((format (__printf__, 2, 3)));
int vsprintf(char *buf, const char *fmt, va_list args);