From: segher <segher@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 20 May 2010 20:14:39 +0000 (+0000)
Subject: 2010-05-20  Segher Boessenkool  <segher@kernel.crashing.org>
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3d9dc642434878858e7ecf8b8d4d0ef924189a80;p=thirdparty%2Fgcc.git

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

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


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159639 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 520bbb676786..5ab1bcaaec64 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+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
diff --git a/gcc/ipa-prop.c b/gcc/ipa-prop.c
index d977242b5f0d..db2a47036e92 100644
--- a/gcc/ipa-prop.c
+++ b/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)))