53 lines
983 B
Fortran
53 lines
983 B
Fortran
! { dg-do run }
|
|
! { dg-options "-ff2c" }
|
|
! PR 34868
|
|
|
|
function f(a) result(res)
|
|
implicit none
|
|
real(8), intent(in) :: a(:)
|
|
complex(8) :: res
|
|
|
|
res = cmplx(sum(a),product(a),8)
|
|
end function f
|
|
|
|
function g(a)
|
|
implicit none
|
|
real(8), intent(in) :: a(:)
|
|
complex(8) :: g
|
|
|
|
g = cmplx(sum(a),product(a),8)
|
|
end function g
|
|
|
|
program test
|
|
real(8) :: a(1,5)
|
|
complex(8) :: c
|
|
integer :: i
|
|
|
|
interface
|
|
complex(8) function f(a)
|
|
real(8), intent(in) :: a(:)
|
|
end function f
|
|
function g(a) result(res)
|
|
real(8), intent(in) :: a(:)
|
|
complex(8) :: res
|
|
end function g
|
|
end interface
|
|
|
|
do i = 1, 5
|
|
a(1,i) = sqrt(real(i,kind(a)))
|
|
end do
|
|
|
|
c = f(a(1,:))
|
|
call check (real(c), sum(a))
|
|
call check (imag(c), product(a))
|
|
|
|
c = g(a(1,:))
|
|
call check (real(c), sum(a))
|
|
call check (imag(c), product(a))
|
|
contains
|
|
subroutine check (a, b)
|
|
real(8), intent(in) :: a, b
|
|
if (abs(a - b) > 1.e-10_8) call abort
|
|
end subroutine check
|
|
end program test
|