! Copyright (c) 2019, NVIDIA CORPORATION.  All rights reserved.
!
! Licensed under the Apache License, Version 2.0 (the "License");
! you may not use this file except in compliance with the License.
! You may obtain a copy of the License at
!
!     http://www.apache.org/licenses/LICENSE-2.0
!
! Unless required by applicable law or agreed to in writing, software
! distributed under the License is distributed on an "AS IS" BASIS,
! WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
! See the License for the specific language governing permissions and
! limitations under the License.
!

subroutine foo()
  print *, 'PASS'
end subroutine foo

subroutine bar(msg, func)
  character(len=1) msg
  external func
  return
  entry alt_bar(func)
  call func()
  return
end subroutine bar

interface
   subroutine foo()
   end subroutine foo
end interface

call alt_bar(foo)
end program