/* File : example.i */
%module example
%contract gcd(int x, int y) {
require:
x >= 0;
y >= 0;
}
%contract fact(int n) {
n >= 0;
ensure:
fact >= 1;
%inline %{
extern int gcd(int x, int y);
extern int fact(int n);
extern double Foo;
%}