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[Bug math/4069] pow(-inf, nan) gives inf instead of nan
- From: "cvs-commit at gcc dot gnu dot org" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: 12 Jul 2007 14:58:16 -0000
- Subject: [Bug math/4069] pow(-inf, nan) gives inf instead of nan
- References: <20070218224754.4069.aurelien@aurel32.net>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2007-07-12 14:58 -------
Subject: Bug 4069
CVSROOT: /cvs/glibc
Module name: libc
Branch: glibc-2_5-branch
Changes by: jakub@sourceware.org 2007-07-12 14:58:06
Modified files:
. : ChangeLog
math : libm-test.inc
sysdeps/i386/fpu: e_pow.S e_powf.S e_powl.S
sysdeps/ieee754/dbl-64: e_pow.c
sysdeps/x86_64/fpu: e_powl.S
Log message:
2007-03-01 Jakub Jelinek <jakub@redhat.com>
[BZ #4069]
* sysdeps/ieee754/dbl-64/e_pow.c (__ieee754_pow): Check for NaN
earlier.
* math/libm-test.inc (pow_test): Add more tests involving NaNs.
* sysdeps/i386/fpu/e_powf.S (__ieee754_powf): Avoid invalid exception
for x qNaN and y either +-inf or non-integer value.
* sysdeps/i386/fpu/e_pow.S (__ieee754_pow): Likewise.
* sysdeps/i386/fpu/e_powl.S (__ieee754_powl): Likewise.
* sysdeps/x86_64/fpu/e_powl.S (__ieee754_powl): Likewise.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/ChangeLog.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.10362.2.50&r2=1.10362.2.51
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/math/libm-test.inc.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.73&r2=1.73.2.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/fpu/e_pow.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.7&r2=1.7.2.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/fpu/e_powf.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.7&r2=1.7.2.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/i386/fpu/e_powl.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.7&r2=1.7.2.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/ieee754/dbl-64/e_pow.c.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.13&r2=1.13.8.1
http://sourceware.org/cgi-bin/cvsweb.cgi/libc/sysdeps/x86_64/fpu/e_powl.S.diff?cvsroot=glibc&only_with_tag=glibc-2_5-branch&r1=1.2&r2=1.2.8.1
--
http://sourceware.org/bugzilla/show_bug.cgi?id=4069
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