[src/trunk]: src/lib/libm/src Add support for archs with LDBL_IMPLICIT_NBIT

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

details:   https://anonhg.NetBSD.org/src/rev/85ca765dcce4
branches:  trunk
changeset: 789533:85ca765dcce4
user:      martin <martin%NetBSD.org@localhost>
date:      Wed Aug 21 13:03:56 2013 +0000

description:
Add support for archs with LDBL_IMPLICIT_NBIT

diffstat:

 lib/libm/src/s_nexttoward.c |  8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diffs (29 lines):

diff -r de939a8495f9 -r 85ca765dcce4 lib/libm/src/s_nexttoward.c
--- a/lib/libm/src/s_nexttoward.c       Wed Aug 21 08:30:50 2013 +0000
+++ b/lib/libm/src/s_nexttoward.c       Wed Aug 21 13:03:56 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: s_nexttoward.c,v 1.1 2010/09/15 16:12:05 christos Exp $        */
+/*     $NetBSD: s_nexttoward.c,v 1.2 2013/08/21 13:03:56 martin Exp $  */
 
 /* @(#)s_nextafter.c 5.1 93/09/24 */
 /*
@@ -13,7 +13,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: s_nexttoward.c,v 1.1 2010/09/15 16:12:05 christos Exp $");
+__RCSID("$NetBSD: s_nexttoward.c,v 1.2 2013/08/21 13:03:56 martin Exp $");
 
 /*
  * We assume that a long double has a 15-bit exponent.  On systems
@@ -30,6 +30,10 @@
 #error "Unsupported long double format"
 #endif
 
+#ifdef LDBL_IMPLICIT_NBIT
+#define        LDBL_NBIT       0
+#endif
+
 /*
  * The nexttoward() function is equivalent to nextafter() function,
  * except that the second parameter shall have type long double and