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| author | Joseph Myers <joseph@codesourcery.com> | 2012-07-06 11:17:41 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-07-06 11:17:41 +0000 |
| commit | f17ac40d7cb8e8c462476b6ab703262f6b8f6da8 (patch) | |
| tree | b06be367df1701da97deb44092ddf8707d2e8db2 /ChangeLog | |
| parent | fb21f89b75d0152aa42efb6b620843799a4cd76b (diff) | |
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Fix expm1 spurious underflow exceptions (bug 6778).
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 21 |
1 files changed, 21 insertions, 0 deletions
@@ -1,3 +1,24 @@ +2012-07-06 Joseph Myers <joseph@codesourcery.com> + + [BZ #6778] + * sysdeps/i386/fpu/s_expm1.S (__expm1): Check for large negative + inputs and return -1 for them. Do not check for +Inf in case not + reachable for +Inf. + * sysdeps/i386/fpu/s_expm1f.S (__expm1f): Likewise. + * sysdeps/i386/fpu/e_expl.S [USE_AS_EXPM1L] (csat): Do not define. + (IEEE754_EXPL) [USE_AS_EXPM1L]: Check for large negative inputs + and return -1 for them. Do not check for +Inf in case not + reachable for +Inf. + * sysdeps/x86_64/fpu/e_expl.S [USE_AS_EXPM1L] (csat): Do not + define. + (IEEE754_EXPL) [USE_AS_EXPM1L]: Check for large negative inputs + and return -1 for them. Do not check for +Inf in case not + reachable for +Inf. + * math/libm-test.inc (expm1_test): Add more tests. Do not allow + spurious underflow. + * sysdeps/i386/fpu/libm-test-ulps: Update. + * sysdeps/x86_64/fpu/libm-test-ulps: Likewise. + 2012-07-06 Mike Frysinger <vapier@gentoo.org> * sunrpc/rpc_clntout.c: Change <rpc/types.h> to "rpc/types.h". |