gcc/testsuite/gfortran.dg/binding_label_tests_13_main.f03

! { dg-do compile }
! { dg-compile-aux-modules "binding_label_tests_13.f03" }
module binding_label_tests_13_main
  use, intrinsic :: iso_c_binding, only: c_int
  integer(c_int) :: c3  ! { dg-error "Variable 'c3' from module 'binding_label_tests_13_main' with binding label 'c3' at .1. uses the same global identifier as entity at .2. from module 'binding_label_tests_13'" }
  bind(c) c3

contains
  subroutine c_sub() BIND(c, name = "C_Sub")
    use binding_label_tests_13 ! { dg-error "Variable 'c3' from module 'binding_label_tests_13_main' with binding label 'c3' at .1. uses the same global identifier as entity at .2. from module 'binding_label_tests_13'" }
  end subroutine c_sub
end module binding_label_tests_13_main