1 /* { dg-do compile } */
2 /* { dg-additional-options "-Ofast" } */
3 /* { dg-require-effective-target vect_double } */
5 double a
[1024], b
[1024], c
[1024];
9 for (int i
= 0; i
< 256; ++i
)
11 a
[2*i
] = a
[2*i
] + b
[2*i
] - c
[2*i
];
12 a
[2*i
+1] = a
[2*i
+1] - b
[2*i
+1] - c
[2*i
+1];
16 /* { dg-final { scan-tree-dump "vectorizing stmts using SLP" "vect" } } */
17 /* { dg-final { scan-tree-dump "Loop contains only SLP stmts" "vect" } } */
