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! { dg-do run }

! { dg-options "-Wreturn-type" }

! PR fortran/33941

! The problem was that the intrinsic operators

! were written to the module file as '/=' etc.

! but this format was not understood on reading.

!

! Test case by Toby White, stripped down by

! Dominique d'Humieres and Francois-Xavier Coudert

module foo

contains

  function pop(n) result(item)          ! { dg-warning "not set" }

    integer :: n

    character(len=merge(1, 0, n > 0)) :: item

  end function pop

  function push(n) result(item)         ! { dg-warning "not set" }

    integer :: n

    character(len=merge(1, 0, n /= 0)) :: item

  end function push

end module foo

program test

  use foo

  if(len(pop(0)) /= 0) call abort()

  if(len(pop(1)) /= 1) call abort()

  if(len(push(0)) /= 0) call abort()

  if(len(push(1)) /= 1) call abort()

end program

! { dg-final { cleanup-modules "foo" } }