From 1875b9a02d4e9da706729f73691e32ef8ace858f Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Thu, 26 May 2016 11:29:28 +0200
Subject: [PATCH] re PR tree-optimization/71280 (ICE on gcc trunk on knl, wsm,
ivb and bdw targets)
PR tree-optimization/71280
* gcc.dg/pr71280.c: New test.
From-SVN: r236767
---
gcc/testsuite/ChangeLog | 3 +++
gcc/testsuite/gcc.dg/pr71280.c | 15 +++++++++++++++
2 files changed, 18 insertions(+)
create mode 100644 gcc/testsuite/gcc.dg/pr71280.c
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4fc3a5fee748..99beec495691 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
2016-05-26 Jakub Jelinek <jakub@redhat.com>
+ PR tree-optimization/71280
+ * gcc.dg/pr71280.c: New test.
+
* gcc.target/i386/avx512vl-vcvtps2ph-3.c: New test.
* gcc.target/i386/avx512bw-vpalignr-4.c: New test.
diff --git a/gcc/testsuite/gcc.dg/pr71280.c b/gcc/testsuite/gcc.dg/pr71280.c
new file mode 100644
index 000000000000..496e3d269ed7
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr71280.c
@@ -0,0 +1,15 @@
+/* PR tree-optimization/71280 */
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+extern char v[];
+
+int
+foo ()
+{
+ int k = 0;
+ typedef char T[64];
+ for (int i = 0; i < 64; i++)
+ k += (*(T *) &v[0])[i];
+ return k;
+}
--
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