ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.

2010-05-20  Segher Boessenkool  <segher@kernel.crashing.org>

	* ipa-prop.c (compute_complex_ancestor_jump_func): Bail
	out if !cond.

From-SVN: r159639

gcc/ChangeLog

+2010-05-20  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* ipa-prop.c (compute_complex_ancestor_jump_func): Bail
+	out if !cond.
+
 2010-05-20  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/43733

gcc/ipa-prop.c

@@ -576,7 +576,8 @@ compute_complex_ancestor_jump_func (struct ipa_node_params *info,
 
   cond_bb = single_pred (assign_bb);
   cond = last_stmt (cond_bb);
-  if (gimple_code (cond) != GIMPLE_COND
+  if (!cond
+      || gimple_code (cond) != GIMPLE_COND
       || gimple_cond_code (cond) != NE_EXPR
       || gimple_cond_lhs (cond) != parm
       || !integer_zerop (gimple_cond_rhs (cond)))