| /* Verify straight-line strength reduction for multiply candidates | |
| with variable stride and control flow, increment = 1. */ | |
| /* { dg-do compile } */ | |
| /* { dg-options "-O3 -fdump-tree-optimized" } */ | |
| int | |
| f (int n, int x, int stride) | |
| { | |
| int a, x1, x2, x3; | |
| a = x * stride; | |
| if (n > 64) | |
| { | |
| x1 = x + 1; | |
| a += x1 * stride; | |
| x2 = x1 + 1; | |
| a += x2 * stride; | |
| } | |
| else | |
| { | |
| x3 = x + 1; | |
| a += x3 * stride; | |
| } | |
| return a; | |
| } | |
| /* { dg-final { scan-tree-dump-times " \\* " 1 "optimized" } } */ |