musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/src/stdio/vfprintf.c b/src/stdio/vfprintf.c
index ea257720..39c1e867 100644
--- a/src/stdio/vfprintf.c
+++ b/src/stdio/vfprintf.c

@@ -570,7 +570,7 @@ static int printf_core(FILE *f, const char *fmt, va_list *ap, union arg *nl_arg,

if (0) {

case 'o':

a = fmt_o(arg.i, z);

- if ((fl&ALT_FORM) && arg.i) prefix+=5, pl=1;

+ if ((fl&ALT_FORM) && p<z-a+1) p=z-a+1;

} if (0) {

case 'd': case 'i':

pl=1;