lang.opt (cpp): Remove Joined and Separate markers.

	* lang.opt (cpp): Remove Joined and Separate markers.
	(cpp=): New internal option.
	* lang-specs.h (F951_CPP_OPTIONS): Generate -cpp= option.
	* cpp.c (gfc_cpp_handle_option): Handle OPT_cpp_ instead of
	OPT_cpp.

From-SVN: r162672

gcc/fortran/ChangeLog

+2010-07-29  Joseph Myers  <joseph@codesourcery.com>
+
+	* lang.opt (cpp): Remove Joined and Separate markers.
+	(cpp=): New internal option.
+	* lang-specs.h (F951_CPP_OPTIONS): Generate -cpp= option.
+	* cpp.c (gfc_cpp_handle_option): Handle OPT_cpp_ instead of
+	OPT_cpp.
+
 2010-07-29  Daniel Kraft  <d@domob.eu>
 
 	PR fortran/45117

gcc/fortran/cpp.c

@@ -354,7 +354,7 @@ gfc_cpp_handle_option (size_t scode, const char *arg, int value ATTRIBUTE_UNUSED
       result = 0;
       break;
 
-    case OPT_cpp:
+    case OPT_cpp_:
       gfc_cpp_option.temporary_filename = arg;
       break;
 

gcc/fortran/lang-specs.h

 /* Contribution to the specs for the GNU Compiler Collection
    from GNU Fortran 95 compiler.
-   Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008
+   Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010
    Free Software Foundation, Inc.
 
    This file is free software; you can redistribute it and/or modify
@@ -30,7 +30,7 @@
 /* Options that f951 should know about, even if not preprocessing.  */
 #define CPP_FORWARD_OPTIONS "%{i*} %{I*} %{M*}"
 
-#define F951_CPP_OPTIONS    "%{!nocpp: -cpp %g.f90 %{E} %(cpp_unique_options) \
+#define F951_CPP_OPTIONS    "%{!nocpp: -cpp=%g.f90 %{E} %(cpp_unique_options) \
 			     %{E|M|MM:%(cpp_debug_options) " CPP_ONLY_OPTIONS \
 			     " -fsyntax-only};: " CPP_FORWARD_OPTIONS "}"
 #define F951_OPTIONS        "%(cc1_options) %{J*} \

gcc/fortran/lang.opt

@@ -173,9 +173,13 @@ Fortran Warning
 Warn about unused dummy arguments.
 
 cpp
-Fortran Joined Separate Negative(nocpp)
+Fortran Negative(nocpp)
 Enable preprocessing
 
+cpp=
+Fortran Joined Negative(nocpp) Undocumented
+; Internal option generated by specs from -cpp.
+
 nocpp
 Fortran Negative(cpp)
 Disable preprocessing