rust/src/test/run-pass/pure-fmt.rs

// Testing that calling #fmt (via #debug) doesn't complain about impure borrows

pure fn foo() {
    let a = {
        b: @"hi",
        c: 0,
        d: 1,
        e: 'a',
        f: 0.0,
        g: true
    };
    debug!("test %?", a.b);
    debug!("test %u", a.c);
    debug!("test %i", a.d);
    debug!("test %c", a.e);
    debug!("test %f", a.f);
    debug!("test %b", a.g);
}

fn main() {
}