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! { dg-do compile }
!
! PR fortran/49690
!
! Reduced test case, based on the one of Debian bug #631204
!
subroutine ctrlc_ast
common /xinterrupt/ interrupted
logical interrupted
interrupted = .true.
end subroutine ctrlc_ast
subroutine set_ctrl_c(ctrlc_ast)
external ctrlc_ast
intrinsic signal
integer old_handle
common /xinterrupt/ interrupted
logical interrupted
old_handler = signal(2, ctrlc_ast)
end subroutine set_ctrl_c
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