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Fix description of bogus underflow exception for -large,
Describing bogus invalid exception for certain +large.
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man3/expm1.3
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man3/expm1.3
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@ -129,13 +129,22 @@ C99, POSIX.1-2001.
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.SH BUGS
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For some large negative
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.I x
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values (where the function result approaches \-1),
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.BR expm1 ()
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raises a bogus underflow exception.
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.\" FIXME .
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.\" Bug raised: http://sources.redhat.com/bugzilla/show_bug.cgi?id=6778
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For some large positive
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.I x
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values,
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.BR expm1 ()
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raises
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.\" FIXME . expm1() gives a bogus underflow error for -large
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.\" (where function result approaches -1).
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.\" Bug raised: http://sources.redhat.com/bugzilla/show_bug.cgi?id=6778
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.\"
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raises a bogus invalid exception in addition to the expected
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overflow exception, and returns a NaN instead of positive infinity.
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.\" FIXME .
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.\" Bug raised: http://sources.redhat.com/bugzilla/show_bug.cgi?id=6814
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.\" e.g., expm1(1e5) through expm1(1.00199970127e5),
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.\" but not expm1(1.00199970128e5) and beyond.
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.SH "SEE ALSO"
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.BR exp (3),
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.BR log (3),
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