1 files changed, 47 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/bind_c_usage_9.f03 b/gcc/testsuite/gfortran.dg/bind_c_usage_9.f03
new file mode 100644
index 000000000..086a1166a
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/bind_c_usage_9.f03
@@ -0,0 +1,47 @@
+! { dg-do compile }
+! { dg-options "-std=f2003" }
+! PR fortran/34133
+!
+! The compiler should reject internal procedures with BIND(c) attribute
+! for Fortran 2003.
+!
+subroutine foo() bind(c)
+contains
+  subroutine bar() bind (c) ! { dg-error "may not be specified for an internal" }
+  end subroutine bar ! { dg-error "Expected label" }
+end subroutine foo ! { dg-error "Fortran 2008: CONTAINS statement" }
+
+subroutine foo2() bind(c)
+  use iso_c_binding
+contains
+  integer(c_int) function barbar() bind (c) ! { dg-error "may not be specified for an internal" }
+  end function barbar ! { dg-error "Expecting END SUBROUTINE" }
+end subroutine foo2 ! { dg-error "Fortran 2008: CONTAINS statement" }
+
+function one() bind(c)
+  use iso_c_binding
+  integer(c_int) :: one
+  one = 1
+contains
+  integer(c_int) function two() bind (c) ! { dg-error "may not be specified for an internal" }
+  end function two ! { dg-error "Expected label" }
+end function one ! { dg-error "Fortran 2008: CONTAINS statement" }
+
+function one2() bind(c)
+  use iso_c_binding
+  integer(c_int) :: one2
+  one2 = 1
+contains
+  subroutine three() bind (c) ! { dg-error "may not be specified for an internal" }
+  end subroutine three ! { dg-error "Expecting END FUNCTION statement" }
+end function one2 ! { dg-error "Fortran 2008: CONTAINS statement" }
+
+program main
+  use iso_c_binding
+  implicit none
+contains
+  subroutine test() bind(c) ! { dg-error "may not be specified for an internal" }
+  end subroutine test ! { dg-error "Expecting END PROGRAM" }
+  integer(c_int) function test2() bind (c) ! { dg-error "may not be specified for an internal" }
+  end function test2  ! { dg-error "Expecting END PROGRAM" }
+end program main ! { dg-error "Fortran 2008: CONTAINS statement" }