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! { dg-do run }
! Modified program from http://groups.google.com/group/\
! comp.lang.fortran/browse_frm/thread/423e4392dc965ab7#
!
module myoperator
contains
function dadd(arg1,arg2)
integer ::dadd(2)
integer, intent(in) :: arg1(2), arg2(2)
dadd(1)=arg1(1)+arg2(1)
dadd(2)=arg1(2)+arg2(2)
end function dadd
end module myoperator
program test_interface
use myoperator
implicit none
interface operator (.myadd.)
module procedure dadd
end interface
integer input1(2), input2(2), mysum(2)
input1 = (/0,1/)
input2 = (/3,3/)
mysum = input1 .myadd. input2
if (mysum(1) /= 3 .and. mysum(2) /= 4) call abort
call test_sub(input1, input2)
end program test_interface
subroutine test_sub(input1, input2)
use myoperator
implicit none
interface operator (.myadd.)
module procedure dadd
end interface
integer, intent(in) :: input1(2), input2(2)
integer mysum(2)
mysum = input1 .myadd. input2
if (mysum(1) /= 3 .and. mysum(2) /= 4) call abort
end subroutine test_sub
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