varpool.c (varpool_node::ctor_useable_for_folding_p): Do not try to access removed nodes.

	* varpool.c (varpool_node::ctor_useable_for_folding_p): Do not try
	to access removed nodes.

From-SVN: r215150

gcc/ChangeLog

 2014-09-10  Jan Hubicka  <hubicka@ucw.cz>
 
+	* varpool.c (varpool_node::ctor_useable_for_folding_p): Do not try
+	to access removed nodes.
+
+2014-09-10  Jan Hubicka  <hubicka@ucw.cz>
+
 	PR tree-optimization/63186
 	* ipa-split.c (test_nonssa_use): Skip nonforced labels.
 	(mark_nonssa_use): Likewise.

gcc/varpool.c

@@ -316,6 +316,11 @@ varpool_node::ctor_useable_for_folding_p (void)
       && !real_node->lto_file_data)
     return false;
 
+  /* Avoid attempts to load constructors that was not streamed.  */
+  if (flag_ltrans && DECL_INITIAL (real_node->decl) == error_mark_node
+      && real_node->body_removed)
+    return false;
+
   /* Vtables are defined by their types and must match no matter of interposition
      rules.  */
   if (DECL_VIRTUAL_P (decl))