Committed as obvious to 4.7, 4.8 and the trunk. (Rev. 198048-198050).
Tobias
Index: gcc/fortran/ChangeLog
===================================================================
--- gcc/fortran/ChangeLog (Revision 198047)
+++ gcc/fortran/ChangeLog (Arbeitskopie)
@@ -1,3 +1,8 @@
+2013-04-18 Tobias Burnus <bur...@net-b.de>
+
+ PR fortran/56994
+ * invoke.texi (NEAREST): S argument is not optional.
+
2013-04-17 Janus Weil <ja...@gcc.gnu.org>
PR fortran/56814
Index: gcc/fortran/intrinsic.texi
===================================================================
--- gcc/fortran/intrinsic.texi (Revision 198047)
+++ gcc/fortran/intrinsic.texi (Arbeitskopie)
@@ -9248,7 +9248,7 @@
@item @emph{Arguments}:
@multitable @columnfractions .15 .70
@item @var{X} @tab Shall be of type @code{REAL}.
-@item @var{S} @tab (Optional) shall be of type @code{REAL} and
+@item @var{S} @tab Shall be of type @code{REAL} and
not equal to zero.
@end multitable
