From: H.J. Lu <hongjiu.lu@intel.com>
Date: Mon, 3 Aug 2015 16:58:03 +0000 (+0000)
Subject: Add a testcase for PR tree-optimization/67077
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=472fd3cce417da0584c30669e300d75a0bcdb3d1;p=gcc.git

Add a testcase for PR tree-optimization/67077

	PR tree-optimization/67077
	* gcc.dg/pr67077.c: New test.

From-SVN: r226518
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 0a841b51398..44d7eb95882 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2015-08-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR tree-optimization/67077
+	* gcc.dg/pr67077.c: New test.
+
 2015-08-03  Jeff Law  <law@redhat.com>
 
 	PR middle-end/66314
diff --git a/gcc/testsuite/gcc.dg/pr67077.c b/gcc/testsuite/gcc.dg/pr67077.c
new file mode 100644
index 00000000000..555b1e3a04a
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr67077.c
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-options "-Wall -O2" } */
+
+unsigned char buffer[8];
+unsigned long
+foo (void)
+{
+  unsigned long i;
+  i = buffer[0];
+  if (i >= 8)
+    return i - 7;
+  i++;
+  while (i > 8)
+    {
+      if (buffer[i-1] != 0)
+        return 0;
+      i--;
+    }
+  return 1;
+}