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-rw-r--r--vsnprintf.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/vsnprintf.c b/vsnprintf.c
index ebcb882f89..1ff061ed9c 100644
--- a/vsnprintf.c
+++ b/vsnprintf.c
@@ -127,6 +127,12 @@
# include <errno.h>
#endif
+#if __GNUC__ >= 3
+#define UNINITIALIZED_VAR(x) x = x
+#else
+#define UNINITIALIZED_VAR(x) x
+#endif
+
/*
* NB: to fit things in six character monocase externals, the stdio
* code uses the prefix `__s' for stdio objects, typically followed
@@ -543,9 +549,9 @@ BSD_vfprintf(FILE *fp, const char *fmt0, va_list ap)
int ndig = 0; /* actual number of digits returned by cvt */
char expstr[7]; /* buffer for exponent string */
#endif
- u_long ulval; /* integer arguments %[diouxX] */
+ u_long UNINITIALIZED_VAR(ulval); /* integer arguments %[diouxX] */
#ifdef _HAVE_SANE_QUAD_
- u_quad_t uqval; /* %q integers */
+ u_quad_t UNINITIALIZED_VAR(uqval); /* %q integers */
#endif /* _HAVE_SANE_QUAD_ */
int base; /* base for [diouxX] conversion */
int dprec; /* a copy of prec if [diouxX], 0 otherwise */