| /* { dg-do run } */ | |
| /* { dg-options "-O3 -fno-tree-loop-vectorize -fdump-tree-pcom-details" } */ | |
| int a[200]; | |
| char b; | |
| void abort (void); | |
| int main() { | |
| int i; | |
| b = 100; | |
| for (; b; b--) { | |
| a[b] = 2; | |
| a[b + 2] = 1; | |
| } | |
| if (a[0] != 0 || a[1] != 2 || a[2] != 2) | |
| abort (); | |
| for (i = 3; i < 103; i++) | |
| if (a[i] != 1) | |
| abort (); | |
| return 0; | |
| } | |
| /* { dg-final { scan-tree-dump-times "Store-stores chain" 1 "pcom" } } */ |