[Bug c++/49412] New: __dso_handle should be hidden

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49412

           Summary: __dso_handle should be hidden
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: hjl.to...@gmail.com
                CC: ja...@redhat.com


__dso_handle is always defined locally and hidden if
HAVE_GAS_HIDDEN is set.  Does this patch:

diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index f4988f9..17ba539 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -6435,6 +6435,11 @@ get_dso_handle_node (void)
   dso_handle_node = declare_global_var (get_identifier ("__dso_handle"),
                     ptr_type_node);

+#ifdef HAVE_GAS_HIDDEN
+  DECL_VISIBILITY (dso_handle_node) = VISIBILITY_HIDDEN;
+  DECL_VISIBILITY_SPECIFIED (dso_handle_node) = 1;
+#endif
+
   return dso_handle_node;
 }

make any senses?