2009-06-23 Sami Wagiaalla <swagiaal@redhat.com>

       * dwarf2read.c (process_die): Handle import statements
       (DW_TAG_imported_declaration, case DW_TAG_imported_module)
       (read_import_statement): New.
       (read_func_scope): Update using_directives to point to current context
       (read_lexical_block_scope): Ditto.
       * cp-support.h: Added prototype for cp_add_using.
       * cp-namespace.c: Removed local context_stack.
       (cp_initialize_namespace): Deleted.
       (cp_finalize_namespace): Deleted.
       (cp_add_using_directive): Use using_directives instead of using_list.
       (cp_add_using): No longer static.
       * buildsym.h: Created global using_direct variable.
       Created using_direct variable in context_stack.
       * buildsym.c (finish_block): Set using directives for the block under
       construction.
       (start_symtab): Removed call to cp_initialize_namespace().
       (end_symtab): Removed call to cp_finalize_namespace().
       (push_context): Save and reset using_directives.
       * block.c (block_using): Return using directives for given
       block instead of static block.

2009-06-23  Sami Wagiaalla  <swagiaal@redhat.com>

       * gdb.cp/namespace-using.exp: New test.
       * gdb.cp/namespace-using.cc: New test.

1 files changed, 8 insertions, 0 deletions

diff --git a/gdb/buildsym.h b/gdb/buildsym.h
index bf23ecc..6f8b09f 100644
--- a/gdb/buildsym.h
+++ b/gdb/buildsym.h
@@ -125,6 +125,10 @@ EXTERN struct pending *local_symbols;
 
 EXTERN struct pending *param_symbols;
 
+/* "using" directives local to lexical context.  */
+
+EXTERN struct using_direct *using_directives;
+
 /* Stack representing unclosed lexical contexts (that will become
    blocks, eventually).  */
 
@@ -138,6 +142,10 @@ struct context_stack
 
     struct pending *params;
 
+    /* Pending using directives at the time we entered.  */
+
+    struct using_direct *using_directives;
+
     /* Pointer into blocklist as of entry */
 
     struct pending_block *old_blocks;