New module 'log2f'.

[gnulib.git] / doc / posix-functions / log2f.texi

diff --git a/doc/posix-functions/log2f.texi b/doc/posix-functions/log2f.texi
index 6a91be4..ac6d182 100644 (file)
--- a/doc/posix-functions/log2f.texi
+++ b/doc/posix-functions/log2f.texi
@@ -4,19 +4,28 @@
 
 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/log2f.html}
 
-Gnulib module: ---
+Gnulib module: log2f
 
 Portability problems fixed by Gnulib:
 @itemize
-@end itemize
-
-Portability problems not fixed by Gnulib:
-@itemize
 @item
 This function is missing on some platforms:
-FreeBSD 6.0, NetBSD 3.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, IRIX 6.5, Solaris 9, MSVC 9,
+FreeBSD 6.0, NetBSD 3.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, older IRIX 6.5, Solaris 9, MSVC 9,
 Interix 3.5.
 @item
+This function is not declared on some platforms:
+IRIX 6.5.
+@item
 This function is only provided as a macro on some platforms:
 Cygwin 1.5.x.
+@item
+This function returns a wrong value for a minus zero argument on some platforms:
+OSF/1 5.1.
+@item
+This function returns slightly wrong values for exact powers of 2 on some platforms:
+Cygwin 1.7.9.
+@end itemize
+
+Portability problems not fixed by Gnulib:
+@itemize
 @end itemize