| /* { dg-do compile } */ |
| /* { dg-options "-O1 -fdump-tree-optimized -w" } */ |
| /* Check that SRA does non block copies for structs that just contain vectors. */ |
| |
| #define vector __attribute__((vector_size(16))) |
| |
| struct vt |
| { |
| vector int t; |
| }; |
| |
| |
| vector int f(vector int t1, vector int t2) |
| { |
| struct vt st1, st2, st3; |
| st1.t = t1; |
| st2 = st1; |
| st2.t += t2; |
| st3 = st2; |
| return st3.t; |
| } |
| |
| /* There should be no references to st as SRA should not have done block copy. */ |
| /* { dg-final { scan-tree-dump-times "st" 0 "optimized" } } */ |
| /* { dg-final { cleanup-tree-dump "optimized" } } */ |
| |
