* toplev.c (main): Call the front-end specific post_options

        hook if one is given.
        * toplev.h (struct_lang_hooks, lang_hooks): New.
        * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
        for the C front end.
        * cp/decl2.c (cxx_post_options, lang_hooks): Implement
        lang_hooks for the C++ front end.
        * objc/objc-act.c (objc_post_options, lang_hooks): Implement
        lang_hooks for the ObjC front end.
        * f/com.c (lang_hooks): Hooks for the Fortran front end.
        * java/lang.c (lang_hooks): Hooks for the Java front end.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@38757 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 10 insertions, 1 deletions

diff --git a/gcc/c-lang.c b/gcc/c-lang.c
index b96895d4c87..52f6015a49f 100644
--- a/gcc/c-lang.c
+++ b/gcc/c-lang.c
@@ -38,10 +38,19 @@ Boston, MA 02111-1307, USA.  */
 
 static int c_tree_printer PARAMS ((output_buffer *));
 static int c_missing_noreturn_ok_p PARAMS ((tree));
+static void c_post_options PARAMS ((void));
+
+/* Each front end provides its own.  */
+struct lang_hooks lang_hooks = {c_post_options};
+
+/* Post-switch processing.  */
+static void
+c_post_options ()
+{
+}
 
 /* Each of the functions defined here
    is an alternative to a function in objc-actions.c.  */
-
 int
 lang_decode_option (argc, argv)
      int argc;