[src/trunk]: src/lib avoid some uninitalised variable warnings.

[mrg <mrg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/8eba999ad3b1
branches:  trunk
changeset: 766930:8eba999ad3b1
user:      mrg <mrg%NetBSD.org@localhost>
date:      Mon Jul 04 11:46:41 2011 +0000

description:
avoid some uninitalised variable warnings.

diffstat:

 lib/libc/gdtoa/hdtoa.c |  5 +++--
 lib/libm/src/s_fmaxl.c |  4 +++-
 lib/libm/src/s_fminl.c |  4 +++-
 3 files changed, 9 insertions(+), 4 deletions(-)

diffs (77 lines):

diff -r 1f1c1584a3a2 -r 8eba999ad3b1 lib/libc/gdtoa/hdtoa.c
--- a/lib/libc/gdtoa/hdtoa.c    Mon Jul 04 11:35:26 2011 +0000
+++ b/lib/libc/gdtoa/hdtoa.c    Mon Jul 04 11:46:41 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: hdtoa.c,v 1.8 2011/03/21 23:37:42 enami Exp $  */
+/*     $NetBSD: hdtoa.c,v 1.9 2011/07/04 11:46:41 mrg Exp $    */
 
 /*-
  * Copyright (c) 2004, 2005 David Schultz <das%FreeBSD.ORG@localhost>
@@ -30,7 +30,7 @@
 #if 0
 __FBSDID("$FreeBSD: src/lib/libc/gdtoa/_hdtoa.c,v 1.4 2007/01/03 04:57:58 das Exp $");
 #else
-__RCSID("$NetBSD: hdtoa.c,v 1.8 2011/03/21 23:37:42 enami Exp $");
+__RCSID("$NetBSD: hdtoa.c,v 1.9 2011/07/04 11:46:41 mrg Exp $");
 #endif
 
 #include <float.h>
@@ -261,6 +261,7 @@
        char *s, *s0;
        size_t bufsize;
 
+       memset(&u, 0, sizeof u);
        u.extu_ld = e;
        *sign = u.extu_ext.ext_sign;
 
diff -r 1f1c1584a3a2 -r 8eba999ad3b1 lib/libm/src/s_fmaxl.c
--- a/lib/libm/src/s_fmaxl.c    Mon Jul 04 11:35:26 2011 +0000
+++ b/lib/libm/src/s_fmaxl.c    Mon Jul 04 11:46:41 2011 +0000
@@ -25,11 +25,12 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: s_fmaxl.c,v 1.2 2010/03/08 01:05:20 snj Exp $");
+__RCSID("$NetBSD: s_fmaxl.c,v 1.3 2011/07/04 11:46:41 mrg Exp $");
 #ifdef notdef
 __FBSDID("$FreeBSD: src/lib/msun/src/s_fmaxl.c,v 1.1 2004/06/30 07:04:01 das Exp $");
 #endif
 
+#include <string.h>
 #include <math.h>
 
 #include <machine/ieee.h>
@@ -39,6 +40,7 @@
 {
        union ieee_ext_u u[2];
 
+       memset(&u, 0, sizeof u);
        u[0].extu_ld = x;
        u[0].extu_ext.ext_frach &= ~0x80000000;
        u[1].extu_ld = y;
diff -r 1f1c1584a3a2 -r 8eba999ad3b1 lib/libm/src/s_fminl.c
--- a/lib/libm/src/s_fminl.c    Mon Jul 04 11:35:26 2011 +0000
+++ b/lib/libm/src/s_fminl.c    Mon Jul 04 11:46:41 2011 +0000
@@ -25,12 +25,13 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: s_fminl.c,v 1.2 2010/03/08 01:05:20 snj Exp $");
+__RCSID("$NetBSD: s_fminl.c,v 1.3 2011/07/04 11:46:41 mrg Exp $");
 #ifdef notdef
 __FBSDID("$FreeBSD: src/lib/msun/src/s_fminl.c,v 1.1 2004/06/30 07:04:01 das Exp $");
 #endif
 
 #include <math.h>
+#include <string.h>
 
 #include <machine/ieee.h>
 #ifdef EXT_EXP_INFNAN
@@ -39,6 +40,7 @@
 {
        union ieee_ext_u u[2];
 
+       memset(&u, 0, sizeof u);
        u[0].extu_ld = x;
        u[0].extu_ext.ext_frach &= ~0x80000000;
        u[1].extu_ld = y;