[Bug fortran/53718] [4.7/4.8 regression] [OOP] gfortran generates asm label twice in the same output file

["janus at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53718

--- Comment #7 from janus at gcc dot gnu.org 2012-06-19 13:13:03 UTC ---
(In reply to comment #6)
> > Could it be revision 181505?
> 
> Very likely. If it is, I'm betting on the PR50640 part of that commit.

Indeed the following patch, which is practically a revert of the trans-decl.c
part of the above commit, makes the errors go away:


Index: gcc/fortran/trans-decl.c
===================================================================
--- gcc/fortran/trans-decl.c    (revision 188334)
+++ gcc/fortran/trans-decl.c    (working copy)
@@ -1483,7 +1483,6 @@ gfc_get_symbol_decl (gfc_symbol * sym)
       || (sym->name[0] == '_' && strncmp ("__def_init", sym->name, 10) == 0))
     {
       TREE_READONLY (decl) = 1;
-      GFC_DECL_PUSH_TOPLEVEL (decl) = 1;
     }

   return decl;
@@ -1913,8 +1912,7 @@ build_function_decl (gfc_symbol * sym, bool global
   /* Layout the function declaration and put it in the binding level
      of the current function.  */

-  if (global
-      || (sym->name[0] == '_' && strncmp ("__copy", sym->name, 6) == 0))
+  if (global)
     pushdecl_top_level (fndecl);
   else
     pushdecl (fndecl);