avx512f-vmovntpd-2.c: Ensure res is 64-byte aligned.

	* gcc.target/i386/avx512f-vmovntpd-2.c: Ensure res is 64-byte aligned.
	* gcc.target/i386/avx512f-vmovntps-2.c: Likewise.

From-SVN: r279158

gcc/testsuite/ChangeLog

+2019-12-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc.target/i386/avx512f-vmovntpd-2.c: Ensure res is 64-byte aligned.
+	* gcc.target/i386/avx512f-vmovntps-2.c: Likewise.
+
 2019-12-09  David Malcolm  <dmalcolm@redhat.com>
 
 	* gcc.dg/plugin/diagnostic_plugin_test_show_locus.c

gcc/testsuite/gcc.target/i386/avx512f-vmovntpd-2.c

@@ -8,7 +8,7 @@ void static
 avx512f_test (void)
 {
   union512d s;
-  double res[8];
+  double res[8] __attribute__((aligned (64)));
 
   s.x = _mm512_set_pd (-39578.467285, 4294967295.1, -7856.342941, 0,
 		       85632.783567, 1234.9999, 47563.234215, -1.07);

gcc/testsuite/gcc.target/i386/avx512f-vmovntps-2.c

@@ -8,7 +8,7 @@ void static
 avx512f_test (void)
 {
   union512 s;
-  float res[16];
+  float res[16] __attribute__((aligned (64)));
 
   s.x = _mm512_set_ps (-39578.467285, 4294967295.1, -7856.342941, 0,
 		       85632.783567, 1234.9999, 47563.234215, -1.07,