Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 43 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr36038.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr36038.c
new file mode 100644
index 000000000..de4bef3d4
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr36038.c
@@ -0,0 +1,43 @@
+/* PR tree-optimization/36038 */
+
+long long list[10];
+long long expect[10] = { 0, 1, 2, 3, 4, 4, 5, 6, 7, 9 };
+long long *stack_base;
+int indices[10];
+int *markstack_ptr;
+
+void
+doit (void)
+{
+  long long *src;
+  long long *dst;
+  long long *sp = stack_base + 5;
+  int diff = 2;
+  int shift;
+  int count;
+
+  shift = diff - (markstack_ptr[-1] - markstack_ptr[-2]);
+  count = (sp - stack_base) - markstack_ptr[-1] + 2;
+  src = sp;
+  dst = (sp += shift);
+  while (--count)
+    *dst-- = *src--;
+}
+
+int
+main ()
+{
+  int i;
+  for (i = 0; i < 10; i++)
+    list[i] = i;
+
+  markstack_ptr = indices + 9;
+  markstack_ptr[-1] = 2;
+  markstack_ptr[-2] = 1;
+
+  stack_base = list + 2;
+  doit ();
+  if (__builtin_memcmp (expect, list, sizeof (list)))
+    __builtin_abort ();
+  return 0;
+}