Add libgomp.oacc-c-c++-common/vector-loop.c

2015-08-24  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/65468
	* testsuite/libgomp.oacc-c-c++-common/vector-loop.c: New test.

From-SVN: r227130

libgomp/ChangeLog

 2015-08-24  Tom de Vries  <tom@codesourcery.com>
 
 	PR tree-optimization/65468
+	* testsuite/libgomp.oacc-c-c++-common/vector-loop.c: New test.
+
+2015-08-24  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/65468
 	* testsuite/libgomp.c/static-chunk-size-one.c: New test.
 
 2015-08-24  Joost VandeVondele  <vondele@gnu.gcc.org>

libgomp/testsuite/libgomp.oacc-c-c++-common/vector-loop.c

+/* { dg-do run } */
+
+#include <stdlib.h>
+
+#define N 1024
+
+unsigned int a[N];
+unsigned int b[N];
+unsigned int c[N];
+unsigned int n = N;
+
+int
+main (void)
+{
+  for (unsigned int i; i < n; ++i)
+    {
+      a[i] = i % 3;
+      b[i] = i % 5;
+    }
+
+#pragma acc parallel vector_length (32) copyin (a,b) copyout (c)
+  {
+#pragma acc loop /* vector clause is missing, since it's not yet supported.  */
+    for (unsigned int i = 0; i < n; i++)
+      c[i] = a[i] + b[i];
+  }
+
+  for (unsigned int i; i < n; ++i)
+    if (c[i] != (i % 3) + (i % 5))
+      abort ();
+
+  return 0;
+}