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>

diff --git a/man3/expm1.3 b/man3/expm1.3
index a1fe0f7b2e232e0c20e17c148e2aa86970877033..460068a6db10c81812d3dde11cba0554ee8f4904 100644 (file)
--- a/man3/expm1.3
+++ b/man3/expm1.3
@@ -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