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! Related to PR 19928. Check that foo() is only called once per statement.
! { dg-do run }
program main
implicit none
type t
integer, dimension (5) :: field
end type t
type (t), dimension (2) :: a
integer :: calls, i, j
forall (i = 1:2, j = 1:5) a(i)%field(j) = i * 100 + j
calls = 0
if (sum (a%field(foo(calls))) .ne. 304) call abort
if (calls .ne. 1) call abort
if (sum (a(foo(calls))%field) .ne. 1015) call abort
if (calls .ne. 2) call abort
contains
function foo (calls)
integer :: calls, foo
calls = calls + 1
foo = 2
end function foo
end program main
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