Remove redundant word 'See' before @xref

From-SVN: r170730

gcc/ChangeLog

+2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
+
+	* doc/cfg.texi: Remove "See" before @ref.
+	* doc/invoke.texi: Likewise.
+
 2011-03-05  Jason Merrill  <jason@redhat.com>
 
 	* doc/invoke.texi (C++ Dialect Options): Document ABI v5.

gcc/doc/cfg.texi

@@ -559,8 +559,7 @@ rechains the remaining statements in a basic block, if any.
 In the RTL representation, the macros @code{BB_HEAD} and @code{BB_END}
 may be used to get the head and end @code{rtx} of a basic block.  No
 abstract iterators are defined for traversing the insn chain, but you
-can just use @code{NEXT_INSN} and @code{PREV_INSN} instead.  See
-@xref{Insns}.
+can just use @code{NEXT_INSN} and @code{PREV_INSN} instead.  @xref{Insns}.
 
 @findex purge_dead_edges
 Usually a code manipulating pass simplifies the instruction stream and

gcc/doc/invoke.texi

@@ -2508,7 +2508,7 @@ In this example, G++ will synthesize a default @samp{A& operator =
 @cindex Objective-C and Objective-C++ options, command line
 @cindex options, Objective-C and Objective-C++
 (NOTE: This manual does not describe the Objective-C and Objective-C++
-languages themselves.  See @xref{Standards,,Language Standards
+languages themselves.  @xref{Standards,,Language Standards
 Supported by GCC}, for references.)
 
 This section describes the command-line options that are only meaningful