diff options
| author | Joseph Myers <joseph@codesourcery.com> | 2013-04-30 11:27:35 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2013-04-30 11:27:35 +0000 |
| commit | caf84319c1614d8aa867d8db80219f4e9b1bf735 (patch) | |
| tree | 08263d4ddcdf643fc258daeb43718821a2e2fbde /ChangeLog | |
| parent | 6dbe713d85fecc1bee99713d745413106af200b7 (diff) | |
| download | glibc-caf84319c1614d8aa867d8db80219f4e9b1bf735.zip glibc-caf84319c1614d8aa867d8db80219f4e9b1bf735.tar.gz glibc-caf84319c1614d8aa867d8db80219f4e9b1bf735.tar.bz2 | |
Fix catan, catanh inaccuracy from atan2 denominators near 0 (bug 15416).
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 15 |
1 files changed, 15 insertions, 0 deletions
@@ -1,3 +1,18 @@ +2013-04-30 Joseph Myers <joseph@codesourcery.com> + + [BZ #15416] + * math/s_catan.c (__catan): Compute expressions 1 - x^2 - y^2 more + accurately for denominator in atan2. + * math/s_catanf.c (__catanf): Likewise. + * math/s_catanh.c (__catanh): Likewise. + * math/s_catanhf.c (__catanhf): Likewise. + * math/s_catanhl.c (__catanhl): Likewise. + * math/s_catanl.c (__catanl): Likewise. + * math/libm-test.inc (catan_test): Add more tests. + (catanh_test): Likewise. + * sysdeps/i386/fpu/libm-test-ulps: Update. + * sysdeps/x86_64/fpu/libm-test-ulps: Likewise. + 2013-04-30 Siddhesh Poyarekar <siddhesh@redhat.com> * sysdeps/ieee754/dbl-64/s_sin.c: Format code. |