[rustc.git] / src / test / compile-fail / trait-resolution-in-overloaded-op.rs

// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// #12402 Operator overloading only considers the method name, not which trait is implemented

trait MyMul<Rhs, Res> {
    fn mul(&self, rhs: &Rhs) -> Res;
}

fn foo<T: MyMul<f64, f64>>(a: &T, b: f64) -> f64 {
    a * b //~ ERROR binary operation `*` cannot be applied to type `&T`
}

fn main() {}
Commit	Line	Data
	1	// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
	2	// file at the top-level directory of this distribution and at
	3	// http://rust-lang.org/COPYRIGHT.
	4	//
	5	// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
	6	// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
	7	// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
	8	// option. This file may not be copied, modified, or distributed
	9	// except according to those terms.
	10
	11	// #12402 Operator overloading only considers the method name, not which trait is implemented
	12
	13	trait MyMul<Rhs, Res> {
	14	fn mul(&self, rhs: &Rhs) -> Res;
	15	}
	16
	17	fn foo<T: MyMul<f64, f64>>(a: &T, b: f64) -> f64 {
	18	a * b //~ ERROR binary operation `*` cannot be applied to type `&T`
	19	}
	20
	21	fn main() {}