avoid another warning from gcc

* lib/vasnprintf.c (scale10_round_decimal_double):
Use IF_LINT to avoid another "may be used uninitialized" warning.

diff --git a/ChangeLog b/ChangeLog
index c1bd3f2bf58c7276d811d7da31e95e6740b4f4f0..f96815a33ceb4b034b9e4f379c7c1d39dd4a523f 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -4,6 +4,7 @@
        * lib/vasnprintf.c (IF_LINT): Define.
        (scale10_round_decimal_long_double):
        Use it to avoid a "may be used uninitialized" warning.
+       (scale10_round_decimal_double): Likewise.
 
 2008-05-21  Simon Josefsson  <simon@josefsson.org>
 

diff --git a/lib/vasnprintf.c b/lib/vasnprintf.c
index 9018c6096888025ae67a82d89556fb27dfcbae39..ec35109fba82a0c0f4eaf229c13c18ddced27cea 100644 (file)
--- a/lib/vasnprintf.c
+++ b/lib/vasnprintf.c
@@ -1230,7 +1230,7 @@ scale10_round_decimal_long_double (long double x, int n)
 static char *
 scale10_round_decimal_double (double x, int n)
 {
-  int e;
+  int e IF_LINT(= 0);
   mpn_t m;
   void *memory = decode_double (x, &e, &m);
   return scale10_round_decimal_decoded (e, m, memory, n);