1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/torture/pr44913.c b/gcc/testsuite/gcc.dg/torture/pr44913.c
new file mode 100644
index 000000000..eef61fbfb
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr44913.c
@@ -0,0 +1,24 @@
+/* { dg-do run } */
+
+void __attribute__((noinline,noclone))
+foo (int *a, int n)
+{
+  int *lasta = a + n;
+  for (; a != lasta; a++)
+    {
+      *a *= 2;
+      a[1] = a[-1] + a[-2];
+    }
+}
+extern void abort (void);
+int main()
+{
+  int a[16] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
+  int r[16] = { 1, 2, 6, 6, 16, 24, 44, 80, 136, 248, 432, 768, 1360, 2400, 4256, 3760 };
+  unsigned i;
+  foo (&a[2], 13);
+  for (i = 0; i < 8; ++i)
+    if (a[i] != r[i])
+      abort ();
+  return 0;
+}