diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2004-11-21 11:42:09 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2004-11-21 11:42:09 +0000 |
| commit | b640e88eff2f0c60d1604382c15a147a2373f6d1 (patch) | |
| tree | f7d8c9841b3b9163b5c13f49f44c27015a0f2ec6 /sysdeps/ieee754/flt-32 | |
| parent | f2fad0ae26d274bd203ba350a66b6f2bec3f6740 (diff) | |
| download | glibc-b640e88eff2f0c60d1604382c15a147a2373f6d1.tar.gz | |
2004-11-20 Jakub Jelinek <jakub@redhat.com>
* sysdeps/ieee754/k_standard.c: Document code 50.
(__kernel_standard) <case 50>: Avoid raising div-by-zero
exception again.
2004-11-19 H.J. Lu <hongjiu.lu@intel.com>
[BZ #552]
* math/libm-test.inc (tgamma_test): Update tgamma (0) and
tgamma (-0).
* sysdeps/generic/w_tgamma.c (__tgamma): Properly handle
|x| == 0.
* sysdeps/generic/w_tgammaf.c (__tgammaf): Likewise.
* sysdeps/generic/w_tgammal.c (__tgammal): Likewise.
* sysdeps/ieee754/dbl-64/e_gamma_r.c (__ieee754_gamma_r): Likewise.
* sysdeps/ieee754/flt-32/e_gammaf_r.c: Likewise.
* sysdeps/ieee754/ldbl-128/e_gammal_r.c: Likewise.
* sysdeps/ieee754/ldbl-96/e_gammal_r.c: Likewise.
* sysdeps/ieee754/k_standard.c (__kernel_standard): Handle
tgamma (0) and tgamma (-0).
Diffstat (limited to 'sysdeps/ieee754/flt-32')
| -rw-r--r-- | sysdeps/ieee754/flt-32/e_gammaf_r.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sysdeps/ieee754/flt-32/e_gammaf_r.c b/sysdeps/ieee754/flt-32/e_gammaf_r.c index d484e0c288..926c84f368 100644 --- a/sysdeps/ieee754/flt-32/e_gammaf_r.c +++ b/sysdeps/ieee754/flt-32/e_gammaf_r.c @@ -1,5 +1,5 @@ /* Implementation of gamma function according to ISO C. - Copyright (C) 1997, 1999, 2001 Free Software Foundation, Inc. + Copyright (C) 1997, 1999, 2001, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -34,9 +34,9 @@ __ieee754_gammaf_r (float x, int *signgamp) if ((hx & 0x7fffffff) == 0) { - /* Return value for x == 0 is NaN with invalid exception. */ + /* Return value for x == 0 is Inf with divide by zero exception. */ *signgamp = 0; - return x / x; + return 1.0 / x; } if (hx < 0 && (u_int32_t) hx < 0xff800000 && __rintf (x) == x) { |