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// -*- rust -*-
type rect = rec(int x, int y, int w, int h);
fn f(rect r, int x, int y, int w, int h) {
assert (r.x == x);
assert (r.y == y);
assert (r.w == w);
assert (r.h == h);
}
fn main() {
let rect r = rec(x=10, y=20, w=100, h=200);
assert (r.x == 10);
assert (r.y == 20);
assert (r.w == 100);
assert (r.h == 200);
let rect r2 = r;
let int x = r2.x;
assert (x == 10);
f(r, 10, 20, 100, 200);
f(r2, 10, 20, 100, 200);
}
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