lto-streamer-out.c (tree_is_indexable): Consider IMPORTED_DECL as non-indexable.

	* lto-streamer-out.c (tree_is_indexable): Consider IMPORTED_DECL
	as non-indexable.

From-SVN: r212992

gcc/ChangeLog

 2014-07-24  Jan Hubicka  <hubicka@ucw.cz>
 
+	* lto-streamer-out.c (tree_is_indexable): Consider IMPORTED_DECL
+	as non-indexable.
+
+2014-07-24  Jan Hubicka  <hubicka@ucw.cz>
+
 	PR lto/61802
 	* varasm.c (bss_initializer_p): Handle offlined ctors.
 	(align_variable, get_variable_align): Likewise.

gcc/lto-streamer-out.c

@@ -139,6 +139,9 @@ tree_is_indexable (tree t)
      definition.  */
   if (TREE_CODE (t) == PARM_DECL || TREE_CODE (t) == RESULT_DECL)
     return variably_modified_type_p (TREE_TYPE (DECL_CONTEXT (t)), NULL_TREE);
+  /* IMPORTED_DECL is put into BLOCK and thus it never can be shared.  */
+  else if (TREE_CODE (t) == IMPORTED_DECL)
+    return false;
   else if (((TREE_CODE (t) == VAR_DECL && !TREE_STATIC (t))
 	    || TREE_CODE (t) == TYPE_DECL
 	    || TREE_CODE (t) == CONST_DECL