cppopts.texi: Delete redundant documentation for -x.

2016-12-27  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/cppopts.texi: Delete redundant documentation for -x.  Move
	-fno-show-column documentation to...
	* doc/invoke.texi (Diagnostic Message Formatting Options):  ...here.
	Update the option summary.

From-SVN: r243944

gcc/ChangeLog

+2016-12-27  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/cppopts.texi: Delete redundant documentation for -x.  Move
+	-fno-show-column documentation to...
+	* doc/invoke.texi (Diagnostic Message Formatting Options):  ...here.
+	Update the option summary.
+
 2016-12-27  Uros Bizjak  <ubizjak@gmail.com>
 
 	* config/i386/i386.md (VI_512): Remove.

gcc/doc/cppopts.texi

@@ -297,25 +297,6 @@ location.  The filename may be absolute or it may be relative to GCC's
 current directory.
 
 @end ifclear
-@item -x c
-@itemx -x c++
-@itemx -x objective-c
-@itemx -x assembler-with-cpp
-@opindex x
-Specify the source language: C, C++, Objective-C, or assembly.  This has
-nothing to do with standards conformance or extensions; it merely
-selects which base syntax to expect.  If you give none of these options,
-cpp will deduce the language from the extension of the source file:
-@samp{.c}, @samp{.cc}, @samp{.m}, or @samp{.S}.  Some other common
-extensions for C++ and assembly are also recognized.  If cpp does not
-recognize the extension, it will treat the file as C; this is the most
-generic mode.
-
-@emph{Note:} Previous versions of cpp accepted a @option{-lang} option
-which selected both the language and the standards conformance level.
-This option has been removed, because it conflicts with the @option{-l}
-option.
-
 @item -I-
 @opindex I-
 Split the include path.  Any directories specified with @option{-I}
@@ -564,12 +545,6 @@ form @option{-fno-working-directory}.  If the @option{-P} flag is
 present in the command line, this option has no effect, since no
 @code{#line} directives are emitted whatsoever.
 
-@item -fno-show-column
-@opindex fno-show-column
-Do not print column numbers in diagnostics.  This may be necessary if
-diagnostics are being scanned by a program that does not understand the
-column numbers, such as @command{dejagnu}.
-
 @item -A @var{predicate}=@var{answer}
 @opindex A
 Make an assertion with the predicate @var{predicate} and answer

gcc/doc/invoke.texi

@@ -250,7 +250,8 @@ Objective-C and Objective-C++ Dialects}.
 -fdiagnostics-show-location=@r{[}once@r{|}every-line@r{]}  @gol
 -fdiagnostics-color=@r{[}auto@r{|}never@r{|}always@r{]}  @gol
 -fno-diagnostics-show-option -fno-diagnostics-show-caret @gol
--fdiagnostics-parseable-fixits -fdiagnostics-generate-patch}
+-fdiagnostics-parseable-fixits -fdiagnostics-generate-patch @gol
+-fno-show-column}
 
 @item Warning Options
 @xref{Warning Options,,Options to Request or Suppress Warnings}.
@@ -3546,6 +3547,12 @@ are printed.  For example:
 The diff may or may not be colorized, following the same rules
 as for diagnostics (see @option{-fdiagnostics-color}).
 
+@item -fno-show-column
+@opindex fno-show-column
+Do not print column numbers in diagnostics.  This may be necessary if
+diagnostics are being scanned by a program that does not understand the
+column numbers, such as @command{dejagnu}.
+
 @end table
 
 @node Warning Options