@node isinf
@section @code{isinf}
@findex isinf

POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/isinf.html}

Gnulib module: isinf

Portability problems fixed by Gnulib:
@itemize
@item
This macro is missing on some platforms:
AIX 5.1, IRIX 6.5, OSF/1 5.1, Solaris 11 2011-11.
@item
This macro incorrectly yields true for some @samp{long double} arguments, on
some platforms:
OpenBSD 4.9/x86 (pseudo-Infinity).
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@end itemize
