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expm1.3: The expm1() bogus underflow floating-point exception has been fixed 

Fixed in glibc 2.17.

See https://www.sourceware.org/bugzilla/show_bug.cgi?id=6778

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2020-05-23 11:45:36 +02:00
parent c82d80af7b
commit 3887f72666
1 changed files with 6 additions and 5 deletions
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man3/expm1.3
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@ -144,13 +144,14 @@ T} Thread safety MT-Safe
C99, POSIX.1-2001, POSIX.1-2008.
.\" BSD.
.SH BUGS
For some large negative
Before glibc 2.17,
.\" http://sources.redhat.com/bugzilla/show_bug.cgi?id=6778
on certain architectures (e.g., x86, but not x86_64)
.BR expm1 ()
raised a bogus underflow floating-point exception
for some large negative
.I x
values (where the function result approaches \-1),
.BR expm1 ()
raises a bogus underflow floating-point exception.
.\" FIXME .
.\" Bug raised: http://sources.redhat.com/bugzilla/show_bug.cgi?id=6778
.PP
For some large positive
.I x