float, math: Fix 'int' to 'long double' conversion on Linux/SPARC64.

[gnulib.git] / doc / posix-headers / math.texi

diff --git a/doc/posix-headers/math.texi b/doc/posix-headers/math.texi
index a0fa6aa..12d547c 100644 (file)
--- a/doc/posix-headers/math.texi
+++ b/doc/posix-headers/math.texi
@@ -1,13 +1,18 @@
 @node math.h
 @section @file{math.h}
 
-POSIX specification: @url{http://www.opengroup.org/susv3xbd/math.h.html}
+POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/basedefs/math.h.html}
 
 Gnulib module: math
 
 Portability problems fixed by Gnulib:
 @itemize
 @item
+The conversion from @code{int} to @code{long double} in incorrect on some
+platforms:
+glibc 2.7 on Linux/SPARC64.
+
+@item
 The macro @code{NAN} is not defined on some platforms:
 OpenBSD 4.0, AIX 5.1, IRIX 6.5, OSF/1 5.1.