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authorJakub Jelinek <jakub@redhat.com>2016-05-26 11:29:28 +0200
committerJakub Jelinek <jakub@gcc.gnu.org>2016-05-26 11:29:28 +0200
commit1875b9a02d4e9da706729f73691e32ef8ace858f (patch)
treee3ee21632ac46cd9bcad3a5054a4f1df8d5b8188 /gcc
parent06fca33def2b8252d35f8762b9381438df2db229 (diff)
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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
Diffstat (limited to 'gcc')
-rw-r--r--gcc/testsuite/ChangeLog3
-rw-r--r--gcc/testsuite/gcc.dg/pr71280.c15
2 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4fc3a5f..99beec4 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 0000000..496e3d2
--- /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;
+}