! { 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" } } |