cp-tree.h (warn_return_type, yylex): Delete redundant declarations.

	* cp-tree.h (warn_return_type, yylex): Delete redundant
	declarations.

	* decl.c (current_class_depth, global_namespace): Likewise.

	* decl2.c (current_class_depth, flag_gnu_xref): Likewise

	* repo.c (flag_use_repository): Likewise.

From-SVN: r41314

gcc/cp/ChangeLog

 2001-04-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
+	* cp-tree.h (warn_return_type, yylex): Delete redundant
+	declarations.
+	
+	* decl.c (current_class_depth, global_namespace): Likewise.
+
+	* decl2.c (current_class_depth, flag_gnu_xref): Likewise
+
+	* repo.c (flag_use_repository): Likewise.
+
+2001-04-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
 	* cp-tree.h (pedantic, convert, global_bindings_p, insert_block,
 	set_block, pushdecl, getdecls, gettags, init_decl_processing,
 	maybe_build_cleanup, copy_lang_decl, prep_stmt, lvalue_p,

gcc/cp/cp-tree.h

@@ -1009,11 +1009,6 @@ extern int warn_implicit;
 
 extern int warn_ctor_dtor_privacy;
 
-/* Nonzero means warn about function definitions that default the return type
-   or that use a null return and have a return-type other than void.  */
-
-extern int warn_return_type;
-
 /* Nonzero means warn about deprecated conversion from string constant to
    `char *'.  */
 
@@ -4317,7 +4312,6 @@ extern tree finish_global_stmt_expr             PARAMS ((tree));
 /* in spew.c */
 extern void init_spew				PARAMS ((void));
 extern int peekyylex				PARAMS ((void));
-extern int yylex				PARAMS ((void));
 extern tree arbitrate_lookup			PARAMS ((tree, tree, tree));
 extern tree frob_opname                         PARAMS ((tree));
 extern void maybe_snarf_defarg			PARAMS ((void));

gcc/cp/decl.c

@@ -44,10 +44,6 @@ Boston, MA 02111-1307, USA.  */
 #include "ggc.h"
 #include "tm_p.h"
 
-extern int current_class_depth;
-
-extern tree global_namespace;
-
 extern int (*valid_lang_attribute) PARAMS ((tree, tree, tree, tree));
 
 #ifndef BOOL_TYPE_SIZE

gcc/cp/decl2.c

@@ -92,8 +92,6 @@ static tree key_method PARAMS ((tree));
 static int compare_options PARAMS ((const PTR, const PTR));
 static tree get_guard_bits PARAMS ((tree));
 
-extern int current_class_depth;
-
 /* A list of static class variables.  This is needed, because a
    static class variable can be declared inside the class without
    an initializer, and then initialized, staticly, outside the class.  */
@@ -358,11 +356,6 @@ int flag_default_inline = 1;
 
 int flag_rtti = 1;
 
-/* Nonzero if we wish to output cross-referencing information
-   for the GNU class browser.  */
-
-extern int flag_gnu_xref;
-
 /* Nonzero if we want to support huge (> 2^(sizeof(short)*8-1) bytes)
    objects.  */
 
@@ -4164,8 +4157,6 @@ tree
 finish_decl_parsing (decl)
      tree decl;
 {
-  extern int current_class_depth;
-  
   switch (TREE_CODE (decl))
     {
     case IDENTIFIER_NODE:

gcc/cp/repo.c

@@ -48,7 +48,6 @@ static FILE *repo_file;
 
 static char *old_args, *old_dir, *old_main;
 
-extern int flag_use_repository;
 static struct obstack temporary_obstack;
 extern struct obstack permanent_obstack;