New module 'roundf-ieee'.

[pspp] / doc / posix-functions / roundf.texi

diff --git a/doc/posix-functions/roundf.texi b/doc/posix-functions/roundf.texi
index e52a7962c760fbe7f796689df78ee734c7b67d00..c4fb602916d7839c0c3dfc9552a724c2befaebc1 100644 (file)
--- a/doc/posix-functions/roundf.texi
+++ b/doc/posix-functions/roundf.texi
@@ -4,9 +4,9 @@
 
 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/roundf.html}
 
-Gnulib module: roundf
+Gnulib module: roundf or roundf-ieee
 
-Portability problems fixed by Gnulib:
+Portability problems fixed by either Gnulib module @code{roundf} or @code{roundf-ieee}:
 @itemize
 @item
 This function is missing on some platforms:
@@ -19,6 +19,14 @@ This functions returns a wrong result for x = 1/2 - 2^-25 on some platforms:
 mingw.
 @end itemize
 
+Portability problems fixed by Gnulib module @code{roundf-ieee}:
+@itemize
+@item
+This function returns a positive zero for a minus zero argument
+on some platforms:
+OSF/1 5.1.
+@end itemize
+
 Portability problems not fixed by Gnulib:
 @itemize
 @end itemize