| // Copyright 2017 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. |
| |
| // compile-flags: -C no-prepopulate-passes |
| |
| // ignore-arm |
| // ignore-mips |
| // ignore-mips64 |
| // ignore-powerpc |
| // ignore-powerpc64 |
| // See repr-transparent.rs |
| |
| #![crate_type="lib"] |
| |
| |
| #[repr(C)] |
| pub struct Big([u32; 16]); |
| |
| #[repr(transparent)] |
| pub struct BigW(Big); |
| |
| // CHECK: define void @test_Big(%Big* [[BIG_RET_ATTRS:.*]], %Big* [[BIG_ARG_ATTRS:.*]]) |
| #[no_mangle] |
| pub extern fn test_Big(_: Big) -> Big { loop {} } |
| |
| // CHECK: define void @test_BigW(%BigW* [[BIG_RET_ATTRS]], %BigW* [[BIG_ARG_ATTRS]]) |
| #[no_mangle] |
| pub extern fn test_BigW(_: BigW) -> BigW { loop {} } |
| |
| |
| #[repr(C)] |
| pub union BigU { |
| foo: [u32; 16], |
| } |
| |
| #[repr(transparent)] |
| pub struct BigUw(BigU); |
| |
| // CHECK: define void @test_BigU(%BigU* [[BIGU_RET_ATTRS:.*]], %BigU* [[BIGU_ARG_ATTRS:.*]]) |
| #[no_mangle] |
| pub extern fn test_BigU(_: BigU) -> BigU { loop {} } |
| |
| // CHECK: define void @test_BigUw(%BigUw* [[BIGU_RET_ATTRS]], %BigUw* [[BIGU_ARG_ATTRS]]) |
| #[no_mangle] |
| pub extern fn test_BigUw(_: BigUw) -> BigUw { loop {} } |