libc/stdio/vsnprintf.c: add explicit fallthrough

silences recent GCC warning Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
open-power · Feb 2, 2017 · 11cf409 · 11cf409
1 parent 3d0e3d8
commit 11cf409
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/libc/stdio/vsnprintf.c b/libc/stdio/vsnprintf.c
@@ -164,6 +164,7 @@ print_format(char **buffer, size_t bufsize, const char *format, void *var)
 				break;
 			case 'X':
 				upper = true;
+				/* fallthrough */
 			case 'x':
 				sizec[i] = '\0';
 				value = (unsigned long) var & convert[length_mod];