| /* { dg-do compile } */ | |
| /* { dg-options "-O2 -ftree-loop-linear" } */ | |
| /* { dg-require-effective-target size32plus } */ | |
| int foo(int *p, int n) | |
| { | |
| int i, j, k = 0; | |
| /* This is a reduction: there is a scalar dependence that cannot be | |
| removed by rewriting IVs. This code cannot and should not be | |
| transformed into a perfect loop. */ | |
| for (i = 0; i < 2; ++i, p += n) | |
| for (j = 0; j < 2; ++j) | |
| k += p[j]; | |
| return k; | |
| } |