From 8fb013576c6fc493f096492e4b10724c83f294d8 Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Tue, 22 Nov 2011 15:22:56 +0100
Subject: [PATCH] re PR rtl-optimization/50765 (ICE: in expand_insn, at
 optabs.c:7681 with -ftree-vectorize -fno-tree-dce)

	PR tree-optimization/50765
	* gcc.dg/pr50765.c: New test.

From-SVN: r181617
---
 gcc/testsuite/ChangeLog        |  5 +++++
 gcc/testsuite/gcc.dg/pr50765.c | 10 ++++++++++
 2 files changed, 15 insertions(+)
 create mode 100644 gcc/testsuite/gcc.dg/pr50765.c

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 53590974dc40..6b8939a5956d 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-11-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/50765
+	* gcc.dg/pr50765.c: New test.
+
 2011-11-22  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
 
         * gcc.dg/vshift-1.c (main): Call rand instead of random.
diff --git a/gcc/testsuite/gcc.dg/pr50765.c b/gcc/testsuite/gcc.dg/pr50765.c
new file mode 100644
index 000000000000..6e1c6974750d
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr50765.c
@@ -0,0 +1,10 @@
+/* PR tree-optimization/50765 */
+/* { dg-do compile } */
+/* { dg-options "-O3 -fno-tree-dce" } */
+
+void
+foo (long *w, long *x, unsigned char *y, int z)
+{
+  for (; z < 429; z++)
+    w[z] = (-19 ^ y[z]) & x[z];
+}