use restrict everywhere it's required by c99 and/or posix 2008

[musl] / src / multibyte / mbstowcs.c

diff --git a/src/multibyte/mbstowcs.c b/src/multibyte/mbstowcs.c
index 23e1d92..5071baf 100644 (file)
--- a/src/multibyte/mbstowcs.c
+++ b/src/multibyte/mbstowcs.c
@@ -11,7 +11,7 @@
 
 #include "internal.h"
 
-size_t mbstowcs(wchar_t *ws, const char *s, size_t wn)
+size_t mbstowcs(wchar_t *restrict ws, const char *restrict s, size_t wn)
 {
        mbstate_t st = { 0 };
        return mbsrtowcs(ws, (void*)&s, wn, &st);