The test has integer literals that only fit on a target with int size 32+.
gcc/testsuite/
2016-09-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
* gcc.dg/torture/pr70421.c: Require int32plus.
From-SVN: r240186
+2016-09-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
+
+ * gcc.dg/torture/pr70421.c: Require int32plus.
+
2016-09-16 Jakub Jelinek <jakub@redhat.com>
PR middle-end/77475
/* PR target/70421 */
/* { dg-do run } */
+/* { dg-require-effective-target int32plus } */
/* { dg-additional-options "-Wno-psabi -w" } */
typedef unsigned V __attribute__ ((vector_size (64)));