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-rw-r--r--stdio-common/vfprintf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c
index d8d0f87b0f..dcc5cdbdaa 100644
--- a/stdio-common/vfprintf.c
+++ b/stdio-common/vfprintf.c
@@ -887,9 +887,9 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
/* Illegal wide-character string. */ \
return -1; \
\
+ assert (__mbsinit (&mbstate)); \
s2 = (const wchar_t *) string; \
string = alloca (len + 1); \
- memset (&mbstate, '\0', sizeof (mbstate_t)); \
(void) __wcsrtombs (string, &s2, prec != -1 ? prec : UINT_MAX, \
&mbstate); \
} \