| /* { dg-do compile { target size32plus } } */ |
| /* { dg-options "-O2 -ftree-loop-distribution -ftree-loop-distribute-patterns -fdump-tree-ldist-details" } */ |
| |
| #define M (256) |
| #define N (512) |
| |
| struct st |
| { |
| int a[M][N]; |
| int c[M]; |
| int b[M][N]; |
| }; |
| |
| void |
| foo (struct st * restrict p) |
| { |
| for (unsigned i = 0; i < M; ++i) |
| { |
| p->c[i] = 0; |
| for (unsigned j = N; j > 0; --j) |
| { |
| p->b[i][j - 1] = p->a[i][j - 1]; |
| p->a[i][j - 1] = 0; |
| } |
| } |
| } |
| |
| /* { dg-final { scan-tree-dump-times "Loop nest . distributed: split to 0 loops and 3 library" 1 "ldist" } } */ |
