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| author | Joseph Myers <joseph@codesourcery.com> | 2012-06-21 19:26:09 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-06-28 12:12:16 +0000 |
| commit | 725b8ee08aff8f6a6edf3de90c5e7ef0ffcae2f8 (patch) | |
| tree | 24a105976afbe557bad79e82424aca5384839272 | |
| parent | b640404bd8c9a281502ccc87ab2ed640c9b4c085 (diff) | |
| download | glibc-725b8ee08aff8f6a6edf3de90c5e7ef0ffcae2f8.tar glibc-725b8ee08aff8f6a6edf3de90c5e7ef0ffcae2f8.tar.gz glibc-725b8ee08aff8f6a6edf3de90c5e7ef0ffcae2f8.tar.bz2 glibc-725b8ee08aff8f6a6edf3de90c5e7ef0ffcae2f8.zip | |
Fix wordsize-64 cosh regression (bug 14273).
(cherry picked from commit b7abb4bf78443f4f8d05a9dfa768fdee65b99d42)
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | NEWS | 2 | ||||
| -rw-r--r-- | sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c | 1 |
3 files changed, 7 insertions, 1 deletions
@@ -9,6 +9,11 @@ 2012-06-21 Joseph Myers <joseph@codesourcery.com> + [BZ #14273] + * sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c (__ieee754_cosh): + Clear sign bit of 64-bit integer value before comparing against + overflow value. + [BZ #14167] * aclocal.m4 (LIBC_TRY_CC_OPTION): New macro. * configure: Regenerated. @@ -10,7 +10,7 @@ Version 2.15.1 * The following bugs are resolved with this release: 411, 2547, 2548, 11365, 11494, 13583, 13731, 13732, 13733, 13747, 13748, - 13749, 13753, 13771, 13774, 13786, 14048, 14059, 14167 + 13749, 13753, 13771, 13774, 13786, 14048, 14059, 14167, 14273 Version 2.15 diff --git a/sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c b/sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c index 41dc42c0af..b8aadabb0e 100644 --- a/sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c +++ b/sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c @@ -67,6 +67,7 @@ __ieee754_cosh (double x) /* |x| in [log(maxdouble), overflowthresold] */ int64_t fix; EXTRACT_WORDS64(fix, x); + fix &= UINT64_C(0x7fffffffffffffff); if (fix <= UINT64_C(0x408633ce8fb9f87d)) { w = __ieee754_exp(half*fabs(x)); t = half*w; |