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authorBruno Haible <bruno@clisp.org>2012-04-03 12:53:31 +0200
committerBruno Haible <bruno@clisp.org>2012-04-03 14:03:21 +0200
commit032debd69f3b84239767c727598fb3237a3eeaca (patch)
treeec408183718f93c5187200c799cdb3631d82cad6 /doc/posix-functions/logbl.texi
parent96f114731b7af0b45b563012d57dfe008652102c (diff)
downloadgnulib-032debd69f3b84239767c727598fb3237a3eeaca.tar.gz
New module 'logbl'.
* lib/math.in.h (logbl): New declaration. * lib/logbl.c: New file. * m4/logbl.m4: New file. * m4/math_h.m4 (gl_MATH_H): Test whether logbl is declared. (gl_MATH_H_DEFAULTS): Initialize GNULIB_LOGBL, HAVE_LOGBL, REPLACE_LOGBL. * modules/math (Makefile.am): Substitute GNULIB_LOGBL, HAVE_LOGBL, REPLACE_LOGBL. * modules/logbl: New file. * tests/test-math-c++.cc: Check the declaration of logbl. * doc/posix-functions/logbl.texi: Mention the new module.
Diffstat (limited to 'doc/posix-functions/logbl.texi')
-rw-r--r--doc/posix-functions/logbl.texi11
1 files changed, 7 insertions, 4 deletions
diff --git a/doc/posix-functions/logbl.texi b/doc/posix-functions/logbl.texi
index 8ad3e9628f..fd9c384d98 100644
--- a/doc/posix-functions/logbl.texi
+++ b/doc/posix-functions/logbl.texi
@@ -4,15 +4,18 @@
POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/logbl.html}
-Gnulib module: ---
+Gnulib module: logbl
Portability problems fixed by Gnulib:
@itemize
+@item
+This function is missing on some platforms:
+FreeBSD 6.0, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, HP-UX 11, older IRIX 6.5, Solaris 9, Cygwin, MSVC 9, Interix 3.5, BeOS.
+@item
+This function produces wrong results for subnormal numbers on some platforms:
+glibc 2.11/ppc, glibc 2.7/sparc, glibc 2.7/hppa, Solaris 11 2011-11.
@end itemize
Portability problems not fixed by Gnulib:
@itemize
-@item
-This function is missing on some platforms:
-FreeBSD 6.0, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, HP-UX 11, IRIX 6.5, Solaris 9, Cygwin, MSVC 9, Interix 3.5, BeOS.
@end itemize