1 files changed, 41 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/torture/pr68963.c b/gcc/testsuite/gcc.dg/torture/pr68963.c
new file mode 100644
index 00000000000..c83b543fa03
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr68963.c
@@ -0,0 +1,41 @@
+/* { dg-do run } */
+
+static const float a[3] = { 1, 2, 3 };
+int b = 3;
+
+__attribute__((noinline, noclone)) void
+bar (int x)
+{
+  if (x != b++)
+    __builtin_abort ();
+}
+
+void
+foo (float *x, int y)
+{
+  int i;
+  for (i = 0; i < 2 * y; ++i)
+    {
+      if (i < y)
+	x[i] = a[i];
+      else
+	{
+	  bar (i);
+	  x[i] = a[i - y];
+	}
+    }
+}
+
+int
+main ()
+{
+  float x[10];
+  unsigned int i;
+  for (i = 0; i < 10; ++i)
+    x[i] = 1337;
+  foo (x, 3);
+  for (i = 0; i < 10; ++i)
+    if (x[i] != (i < 6 ? (i % 3) + 1 : 1337))
+      __builtin_abort ();
+  return 0;
+}