| // 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. |
| |
| // run-pass |
| |
| #![warn(variant_size_differences)] |
| #![allow(dead_code)] |
| |
| // Note that the following test works because all fields of the enum variants are of the same size. |
| // If this test is modified and the reordering logic in librustc/ty/layout.rs kicks in, it fails. |
| |
| enum Enum1 { } |
| |
| enum Enum2 { A, B, C } |
| |
| enum Enum3 { D(i64), E, F } |
| |
| enum Enum4 { H(i64), I(i64), J } |
| |
| enum Enum5 { |
| L(i64, i64, i64, i64), //~ WARNING three times larger |
| M(i64), |
| N |
| } |
| |
| enum Enum6<T, U> { |
| O(T), |
| P(U), |
| Q(i64) |
| } |
| |
| #[allow(variant_size_differences)] |
| enum Enum7 { |
| R(i64, i64, i64, i64), |
| S(i64), |
| T |
| } |
| pub fn main() { } |