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- // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
- // Exceptions. See /LICENSE for license information.
- // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
- //
- // AUTOUPDATE
- package Foo api;
- interface A {
- fn F[self: Self](o: Self) -> Self;
- }
- class X {
- extend impl as A {
- fn F[self: Self](o: Self) -> Self { return {.n = self.n + o.n}; }
- }
- var n: i32;
- }
- fn F[T:! A](v: T, w: T) -> T {
- return v.(T.F)(w);
- }
- fn Main() -> i32 {
- var v: X = {.n = 1};
- var w: X = {.n = 2};
- return F(v, w).n;
- }
- // CHECK:STDOUT: result: 3
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