ipa-fnsummary.c (remap_edge_change_prob): Do not ICE when changes are not streamed in.

	* ipa-fnsummary.c (remap_edge_change_prob): Do not ICE when changes
	are not streamed in.

From-SVN: r267191

gcc/ChangeLog

+2018-12-15  Jan Hubicka  <hubicka@ucw.cz>
+
+	* ipa-fnsummary.c (remap_edge_change_prob): Do not ICE when changes
+	are not streamed in.
+
 2018-12-15  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR target/88483

gcc/ipa-fnsummary.c

@@ -2861,6 +2861,9 @@ remap_edge_change_prob (struct cgraph_edge *inlined_edge,
       struct ipa_call_summary *inlined_es
 	= ipa_call_summaries->get (inlined_edge);
 
+      if (es->param.length () == 0)
+	return;
+
       for (i = 0; i < ipa_get_cs_argument_count (args); i++)
 	{
 	  struct ipa_jump_func *jfunc = ipa_get_ith_jump_func (args, i);