1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/interop_params.f03 b/gcc/testsuite/gfortran.dg/interop_params.f03
new file mode 100644
index 000000000..ea3dadac0
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/interop_params.f03
@@ -0,0 +1,24 @@
+! { dg-do compile }
+module interop_params
+use, intrinsic :: iso_c_binding
+
+type my_f90_type
+   integer :: i
+   real :: x
+end type my_f90_type
+
+contains
+  subroutine test_0(my_f90_int) bind(c) ! { dg-warning "may not be C interoperable" }
+    use, intrinsic :: iso_c_binding
+    integer, value :: my_f90_int 
+  end subroutine test_0
+
+  subroutine test_1(my_f90_real) bind(c)
+    real(c_int), value :: my_f90_real    ! { dg-warning "is for type INTEGER" }
+  end subroutine test_1
+
+  subroutine test_2(my_type) bind(c) ! { dg-error "is not C interoperable" }
+    use, intrinsic :: iso_c_binding
+    type(my_f90_type) :: my_type 
+  end subroutine test_2
+end module interop_params