diff options
Diffstat (limited to 'newlib')
| -rw-r--r-- | newlib/ChangeLog | 6 | ||||
| -rw-r--r-- | newlib/libm/mathfp/s_logarithm.c | 2 | ||||
| -rw-r--r-- | newlib/libm/mathfp/sf_logarithm.c | 2 |
3 files changed, 8 insertions, 2 deletions
diff --git a/newlib/ChangeLog b/newlib/ChangeLog index 1129abed3..d964ff3be 100644 --- a/newlib/ChangeLog +++ b/newlib/ChangeLog @@ -1,5 +1,11 @@ 2007-10-17 Jeff Johnston <jjohnstn@redhat.com> + * libm/mathfp/s_logarithm.c: Fix case where input is 0 to + return -inf. + * libm/mathfp/sf_logarithm.c: Ditto. + +2007-10-17 Jeff Johnston <jjohnstn@redhat.com> + * libc/machine/i386/machine/fastmath.h: New file. 2007-10-13 Eric Blake <ebb9@byu.net> diff --git a/newlib/libm/mathfp/s_logarithm.c b/newlib/libm/mathfp/s_logarithm.c index 3e07949c8..661dd8818 100644 --- a/newlib/libm/mathfp/s_logarithm.c +++ b/newlib/libm/mathfp/s_logarithm.c @@ -104,7 +104,7 @@ _DEFUN (logarithm, (double, int), if (x <= 0.0) { errno = ERANGE; - return (z_notanum.d); + return (-z_infinity.d); } /* Get the exponent and mantissa where x = f * 2^N. */ diff --git a/newlib/libm/mathfp/sf_logarithm.c b/newlib/libm/mathfp/sf_logarithm.c index 224482f13..b8564c14c 100644 --- a/newlib/libm/mathfp/sf_logarithm.c +++ b/newlib/libm/mathfp/sf_logarithm.c @@ -42,7 +42,7 @@ _DEFUN (logarithmf, (float, int), if (x <= 0.0) { errno = ERANGE; - return (z_notanum_f.f); + return (-z_infinity_f.f); } /* Get the exponent and mantissa where x = f * 2^N. */ |