[src/trunk]: src/tests/lib/libm PR/51839: Ngie Cooper: reset errno to 0 befor...

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

details:   https://anonhg.NetBSD.org/src/rev/d9b18fdb7765
branches:  trunk
changeset: 350543:d9b18fdb7765
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Jan 13 19:26:03 2017 +0000

description:
PR/51839: Ngie Cooper: reset errno to 0 before calling scalbn*

diffstat:

 tests/lib/libm/t_scalbn.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (42 lines):

diff -r bab4e7d703ed -r d9b18fdb7765 tests/lib/libm/t_scalbn.c
--- a/tests/lib/libm/t_scalbn.c Fri Jan 13 19:23:40 2017 +0000
+++ b/tests/lib/libm/t_scalbn.c Fri Jan 13 19:26:03 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: t_scalbn.c,v 1.11 2014/03/03 10:39:08 martin Exp $ */
+/* $NetBSD: t_scalbn.c,v 1.12 2017/01/13 19:26:03 christos Exp $ */
 
 /*-
  * Copyright (c) 2011 The NetBSD Foundation, Inc.
@@ -29,7 +29,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: t_scalbn.c,v 1.11 2014/03/03 10:39:08 martin Exp $");
+__RCSID("$NetBSD: t_scalbn.c,v 1.12 2017/01/13 19:26:03 christos Exp $");
 
 #include <math.h>
 #include <limits.h>
@@ -81,6 +81,7 @@
        double rv;
 
        for (i = 0; i < tcnt; i++) {
+               errno = 0
                rv = scalbn(tests[i].inval, tests[i].exp);
                ATF_CHECK_EQ_MSG(errno, tests[i].error,
                    "test %zu: errno %d instead of %d", i, errno,
@@ -222,6 +223,7 @@
        double rv;
 
        for (i = 0; i < tcnt; i++) {
+               errno = 0
                rv = scalbnf(tests[i].inval, tests[i].exp);
                ATF_CHECK_EQ_MSG(errno, tests[i].error,
                    "test %zu: errno %d instead of %d", i, errno,
@@ -366,6 +368,7 @@
        long double rv;
 
        for (i = 0; i < tcnt; i++) {
+               errno = 0
                rv = scalbnl(tests[i].inval, tests[i].exp);
                ATF_CHECK_EQ_MSG(errno, tests[i].error,
                    "test %zu: errno %d instead of %d", i, errno,