1 files changed, 29 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpsubb-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpsubb-2.c
new file mode 100644
index 000000000..14da9e02c
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/avx2-vpsubb-2.c
@@ -0,0 +1,29 @@
+/* { dg-do run } */
+/* { dg-options "-mavx2 -O2" } */
+/* { dg-require-effective-target avx2 } */
+
+#include "avx2-check.h"
+
+void static
+avx2_test (void)
+{
+  union256i_b u, s1, s2;
+  char e[32];
+  unsigned i;
+
+  s1.x = _mm256_set_epi8 (10, 74, 50, 4, 6, 99, 1, 4, 87, 83, 84,
+			  29, 81, 79, 1, 3, 1, 5, 2, 47, 20, 2, 72,
+			  92, 9, 4, 23, 17, 99, 43, 72, 17);
+
+  s2.x = _mm256_set_epi8 (88, 44, 33, 20, 56, 99, 2, 90, 38, 4, 200,
+			  17, 3, 39, 2, 37, 27, 95, 17, 74, 72, 43,
+			  27, 112, 71, 50, 32, 72, 84, 17, 27, 96);
+
+  u.x = _mm256_sub_epi8 (s1.x, s2.x);
+
+  for (i = 0; i < 32; i++)
+    e[i] = s1.a[i] - s2.a[i];
+
+  if (check_union256i_b (u, e))
+    abort ();
+}