| ! { dg-do compile } |
| ! { dg-options "-O2 -fdump-tree-optimized" } |
| ! Tests whether volatile really works for pointers |
| ! PR fortran/29601 |
| logical, pointer, volatile :: t1 |
| logical, pointer :: t2 |
| integer :: i |
| |
| t1 => NULL(t1) |
| if(associated(t1)) print *, 'VolatileNotOptimizedAway' |
| t2 => NULL(t2) |
| if(associated(t2)) print *, 'NonVolatileNotOptimizedAway' |
| end |
| ! { dg-final { scan-tree-dump "VolatileNotOptimizedAway" "optimized" } } |
| ! { dg-final { scan-tree-dump-not "NonVolatileNotOptimizedAway" "optimized" } } |
| ! { dg-final { cleanup-tree-dump "optimized" } } |
