| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-tree-lim2-details" } */ |
| |
| /* Test that `data' and 'data1' is not hoisted out of inner loop and outer loop |
| when it is in cold loop. */ |
| |
| int count; |
| volatile int x; |
| |
| struct obj { |
| int data; |
| int data1; |
| struct obj *next; |
| }; |
| |
| void |
| func (int m, int n, int k, struct obj *a) |
| { |
| struct obj *q = a; |
| for (int j = 0; j < m; j++) |
| if (__builtin_expect (m, 0)) |
| for (int i = 0; i < m; i++) |
| { |
| if (__builtin_expect (x, 0)) |
| { |
| count++; |
| q->data += 3; /* Not hoisted out to inner loop. */ |
| } |
| count += n; |
| q->data1 += k; /* Not hoisted out to outer loop. */ |
| } |
| } |
| |
| /* { dg-final { scan-tree-dump-not "Executing store motion of" "lim2" } } */ |
| |
