Fix libgomp.oacc-c-c++-common/loop-g-{1,2}.c for non-nvidia devices

2017-09-28  Tom de Vries  <tom@codesourcery.com>

	* testsuite/libgomp.oacc-c-c++-common/loop-g-1.c (main): Remove
	vector_length(32) clause from acc parallel directive.
	* testsuite/libgomp.oacc-c-c++-common/loop-g-2.c (main): Same.

From-SVN: r253249

libgomp/ChangeLog

+2017-09-28  Tom de Vries  <tom@codesourcery.com>
+
+	* testsuite/libgomp.oacc-c-c++-common/loop-g-1.c (main): Remove
+	vector_length(32) clause from acc parallel directive.
+	* testsuite/libgomp.oacc-c-c++-common/loop-g-2.c (main): Same.
+
 2017-09-27  Tom de Vries  <tom@codesourcery.com>
 
 	* testsuite/libgomp.oacc-c-c++-common/parallel-reduction.c (main):

libgomp/testsuite/libgomp.oacc-c-c++-common/loop-g-1.c

@@ -15,7 +15,7 @@ int main ()
   for (ix = 0; ix < N;ix++)
     ary[ix] = -1;
   
-#pragma acc parallel num_gangs(32) vector_length(32) copy(ary) copy(ondev)
+#pragma acc parallel num_gangs(32) copy(ary) copy(ondev)
   {
 #pragma acc loop gang
     for (unsigned ix = 0; ix < N; ix++)

libgomp/testsuite/libgomp.oacc-c-c++-common/loop-g-2.c

@@ -15,7 +15,7 @@ int main ()
   for (ix = 0; ix < N;ix++)
     ary[ix] = -1;
   
-#pragma acc parallel num_gangs(32) vector_length(32) copy(ary) copy(ondev)
+#pragma acc parallel num_gangs(32) copy(ary) copy(ondev)
   {
 #pragma acc loop gang (static:1)
     for (unsigned ix = 0; ix < N; ix++)