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* [Bug math/6814] New: expm1() raises bogus invalid exception @ 2008-08-04 4:42 mtk dot manpages at gmail dot com 2008-08-04 4:50 ` [Bug math/6814] " mtk dot manpages at gmail dot com ` (2 more replies) 0 siblings, 3 replies; 4+ messages in thread From: mtk dot manpages at gmail dot com @ 2008-08-04 4:42 UTC (permalink / raw) To: glibc-bugs For certain large values of x, expm1() returns a bogus FE_INVALID exception and returns a NaN instead of positive invinity. -- Summary: expm1() raises bogus invalid exception Product: glibc Version: unspecified Status: NEW Severity: normal Priority: P2 Component: math AssignedTo: aj at suse dot de ReportedBy: mtk dot manpages at gmail dot com CC: glibc-bugs at sources dot redhat dot com http://sourceware.org/bugzilla/show_bug.cgi?id=6814 ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug math/6814] expm1() raises bogus invalid exception 2008-08-04 4:42 [Bug math/6814] New: expm1() raises bogus invalid exception mtk dot manpages at gmail dot com @ 2008-08-04 4:50 ` mtk dot manpages at gmail dot com 2008-08-04 4:50 ` mtk dot manpages at gmail dot com 2008-08-04 4:51 ` mtk dot manpages at gmail dot com 2 siblings, 0 replies; 4+ messages in thread From: mtk dot manpages at gmail dot com @ 2008-08-04 4:50 UTC (permalink / raw) To: glibc-bugs ------- Additional Comments From mtk dot manpages at gmail dot com 2008-08-04 04:49 ------- Created an attachment (id=2885) --> (http://sourceware.org/bugzilla/attachment.cgi?id=2885&action=view) test program -- http://sourceware.org/bugzilla/show_bug.cgi?id=6814 ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug math/6814] expm1() raises bogus invalid exception 2008-08-04 4:42 [Bug math/6814] New: expm1() raises bogus invalid exception mtk dot manpages at gmail dot com 2008-08-04 4:50 ` [Bug math/6814] " mtk dot manpages at gmail dot com @ 2008-08-04 4:50 ` mtk dot manpages at gmail dot com 2008-08-04 4:51 ` mtk dot manpages at gmail dot com 2 siblings, 0 replies; 4+ messages in thread From: mtk dot manpages at gmail dot com @ 2008-08-04 4:50 UTC (permalink / raw) To: glibc-bugs ------- Additional Comments From mtk dot manpages at gmail dot com 2008-08-04 04:49 ------- $ /tmp/mt_expm1 1e5 errno == 0 fetestexcept() says: FE_INVALID FE_OVERFLOW FE_INEXACT expm1(1.00000000000000000e+05)=nan 0 FE_OVERFLOW nan $ /tmp/mt_expm1 1.00199970127e5 errno == 0 fetestexcept() says: FE_INVALID FE_OVERFLOW FE_INEXACT expm1(1.00199970126999993e+05)=nan 0 FE_OVERFLOW nan $ /tmp/mt_expm1 1.00199970128e5 errno == 0 fetestexcept() says: FE_OVERFLOW FE_INEXACT expm1(1.00199970128000001e+05)=inf 0 FE_OVERFLOW +inf -- http://sourceware.org/bugzilla/show_bug.cgi?id=6814 ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug math/6814] expm1() raises bogus invalid exception 2008-08-04 4:42 [Bug math/6814] New: expm1() raises bogus invalid exception mtk dot manpages at gmail dot com 2008-08-04 4:50 ` [Bug math/6814] " mtk dot manpages at gmail dot com 2008-08-04 4:50 ` mtk dot manpages at gmail dot com @ 2008-08-04 4:51 ` mtk dot manpages at gmail dot com 2 siblings, 0 replies; 4+ messages in thread From: mtk dot manpages at gmail dot com @ 2008-08-04 4:51 UTC (permalink / raw) To: glibc-bugs ------- Additional Comments From mtk dot manpages at gmail dot com 2008-08-04 04:50 ------- Comment #2 should have started with thw words: "The first two runs below demonstrate the problem:" -- http://sourceware.org/bugzilla/show_bug.cgi?id=6814 ------- You are receiving this mail because: ------- You are on the CC list for the bug, or are watching someone who is. ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2008-08-04 4:51 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2008-08-04 4:42 [Bug math/6814] New: expm1() raises bogus invalid exception mtk dot manpages at gmail dot com 2008-08-04 4:50 ` [Bug math/6814] " mtk dot manpages at gmail dot com 2008-08-04 4:50 ` mtk dot manpages at gmail dot com 2008-08-04 4:51 ` mtk dot manpages at gmail dot com
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