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| author | Ulrich Drepper <drepper@redhat.com> | 2005-10-13 19:08:37 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2005-10-13 19:08:37 +0000 |
| commit | 72c7a71de49af5e025f5c064079b25631af6c457 (patch) | |
| tree | f23a04f2d44106152e2efef0f9da08e38dd2090e /sysdeps | |
| parent | 1676aaeffd2e156e6d15d3aa59c35214e6a6a2b1 (diff) | |
| download | glibc-72c7a71de49af5e025f5c064079b25631af6c457.zip glibc-72c7a71de49af5e025f5c064079b25631af6c457.tar.gz glibc-72c7a71de49af5e025f5c064079b25631af6c457.tar.bz2 | |
[BZ #1466]
* sysdeps/generic/s_csqrt.c (__csqrt): For zero real part, return
principal square root.
* sysdeps/generic/s_csqrtf.c (__csqrtf): Likewise.
* sysdeps/generic/s_csqrtl.c (__csqrtl): Likewise.
* math/libm-test.inc (csqrt_test): Add test for returning
principal value.
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/generic/s_csqrt.c | 6 | ||||
| -rw-r--r-- | sysdeps/generic/s_csqrtf.c | 6 | ||||
| -rw-r--r-- | sysdeps/generic/s_csqrtl.c | 6 |
3 files changed, 9 insertions, 9 deletions
diff --git a/sysdeps/generic/s_csqrt.c b/sysdeps/generic/s_csqrt.c index 0bb6690..04ed410 100644 --- a/sysdeps/generic/s_csqrt.c +++ b/sysdeps/generic/s_csqrt.c @@ -1,5 +1,5 @@ /* Complex square root of double value. - Copyright (C) 1997, 1998 Free Software Foundation, Inc. + Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -79,8 +79,8 @@ __csqrt (__complex__ double x) { double r = __ieee754_sqrt (0.5 * fabs (__imag__ x)); - __real__ res = __copysign (r, __imag__ x); - __imag__ res = r; + __real__ res = r; + __imag__ res = __copysign (r, __imag__ x); } else { diff --git a/sysdeps/generic/s_csqrtf.c b/sysdeps/generic/s_csqrtf.c index b02c605..2fba69c 100644 --- a/sysdeps/generic/s_csqrtf.c +++ b/sysdeps/generic/s_csqrtf.c @@ -1,5 +1,5 @@ /* Complex square root of float value. - Copyright (C) 1997, 1998 Free Software Foundation, Inc. + Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -79,8 +79,8 @@ __csqrtf (__complex__ float x) { float r = __ieee754_sqrtf (0.5 * fabsf (__imag__ x)); - __real__ res = __copysignf (r, __imag__ x); - __imag__ res = r; + __real__ res = r; + __imag__ res = __copysignf (r, __imag__ x); } else { diff --git a/sysdeps/generic/s_csqrtl.c b/sysdeps/generic/s_csqrtl.c index 8e27750..9d00946 100644 --- a/sysdeps/generic/s_csqrtl.c +++ b/sysdeps/generic/s_csqrtl.c @@ -1,5 +1,5 @@ /* Complex square root of long double value. - Copyright (C) 1997, 1998 Free Software Foundation, Inc. + Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -79,8 +79,8 @@ __csqrtl (__complex__ long double x) { long double r = __ieee754_sqrtl (0.5 * fabsl (__imag__ x)); - __real__ res = __copysignl (r, __imag__ x); - __imag__ res = r; + __real__ res = r; + __imag__ res = __copysignl (r, __imag__ x); } else { |