testsuite/104728 - constrain gcc.dg/vect/pr81196-2.c

We need to be able to reverse a vector for negative strides.

2022-03-01  Richard Biener  <rguenther@suse.de>

	PR testsuite/104728
	* gcc.dg/vect/pr81196-2.c: Require vect_perm.

diff --git a/gcc/testsuite/gcc.dg/vect/pr81196-2.c b/gcc/testsuite/gcc.dg/vect/pr81196-2.c
index 8d5ce6bad536cdd973ab675fa3351d0b17459971..b5861c17b3da77739bf4d358916271acb5c2b111 100644 (file)
--- a/gcc/testsuite/gcc.dg/vect/pr81196-2.c
+++ b/gcc/testsuite/gcc.dg/vect/pr81196-2.c
@@ -1,5 +1,7 @@
 /* { dg-do compile } */
 /* { dg-require-effective-target vect_int } */
+/* For negative stride we need to reverse the aligned load.  */
+/* { dg-require-effective-target vect_perm } */
 
 void b (int *p)
 {