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| author | Joseph Myers <joseph@codesourcery.com> | 2012-11-07 13:03:31 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-11-07 13:03:31 +0000 |
| commit | 60e235ee2ae834bb9f7a884f1b192304b9fdcf33 (patch) | |
| tree | 4053809680e9b6def9eab8272fc70ac6c6edb16c /ChangeLog | |
| parent | 0ab234b7db4991121eb572bf5c4971bfeb2d49a2 (diff) | |
| download | glibc-60e235ee2ae834bb9f7a884f1b192304b9fdcf33.tar.gz | |
Fix spurious underflows from pow with results close to 1 (bug 14811).
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 16 |
1 files changed, 16 insertions, 0 deletions
@@ -1,3 +1,19 @@ +2012-11-07 Joseph Myers <joseph@codesourcery.com> + + [BZ #14811] + * sysdeps/i386/fpu/e_powl.S (pm79): New object. + (__ieee754_powl): Saturate nonzero exponents with absolute value + below 0x1p-79 to +/- 0x1p-79. + * sysdeps/ieee754/dbl-64/e_pow.c (__ieee754_pow): Saturate nonzero + exponents with absolute value below 0x1p-64 to +/- 0x1p-64. + * sysdeps/ieee754/flt-32/e_powf.c (__ieee754_powf): Saturate + nonzero exponents with absolute value below 0x1p-32 to +/- + 0x1p-32. + * sysdeps/x86_64/fpu/e_powl.S (pm79): New object. + (__ieee754_powl): Saturate nonzero exponents with absolute value + below 0x1p-79 to +/- 0x1p-79. + * math/libm-test.inc (pow_test): Add more tests. + 2012-11-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> * sysdeps/s390/dl-procinfo.c (_dl_s390_cap_flags): Sync |