Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 49 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/bb-slp-27.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/bb-slp-27.c
new file mode 100644
index 000000000..7fcc1e610
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/bb-slp-27.c
@@ -0,0 +1,49 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define A 3
+#define N 16
+
+short src[N], dst[N];
+
+void foo (int a)
+{
+  dst[0] += a*src[0];
+  dst[1] += a*src[1];
+  dst[2] += a*src[2];
+  dst[3] += a*src[3];
+  dst[4] += a*src[4];
+  dst[5] += a*src[5];
+  dst[6] += a*src[6];
+  dst[7] += a*src[7];
+}
+
+
+int main (void)
+{
+  int i;
+
+  check_vect ();
+
+  for (i = 0; i < N; i++)
+    {
+      dst[i] = 0;
+      src[i] = i;
+    }
+
+  foo (A);
+
+  for (i = 0; i < 8; i++)
+    {
+      if (dst[i] != A * i)
+        abort ();
+    }
+
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "basic block vectorized" 1 "slp" { target { vect_int_mult && { vect_unpack && vect_pack_trunc } } } } } */
+/* { dg-final { cleanup-tree-dump "slp" } } */
+