[Bug lto/57334] [4.9 regression] ICE: in input_gimple_stmt, at gimple-streamer-in.c:287

[hubicka at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57334

Jan Hubicka <hubicka at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2013-06-17
           Assignee|unassigned at gcc dot gnu.org      |hubicka at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #6 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
I am testing
Index: lto-symtab.c
===================================================================
--- lto-symtab.c        (revision 200151)
+++ lto-symtab.c        (working copy)
@@ -523,7 +523,8 @@ lto_symtab_merge_decls (void)

   FOR_EACH_SYMBOL (node)
     if (lto_symtab_symbol_p (node)
-       && node->symbol.next_sharing_asm_name)
+       && (node->symbol.next_sharing_asm_name
+           || node->symbol.previous_sharing_asm_name))
       {
         symtab_node n;

@@ -639,6 +640,7 @@ lto_symtab_prevailing_decl (tree decl)
   ret = symtab_node_for_asm (DECL_ASSEMBLER_NAME (decl));
   if (!ret)
     return decl;
+  gcc_checking_assert (TREE_PUBLIC (ret->symbol.decl) && !DECL_EXTERNAL
(ret->symbol.decl));

   return ret->symbol.decl;
 }