| // Copyright 2018 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: -O |
| // `#[no_mangle]`d static variables always have external linkage, i.e., no `internal` in their |
| // definitions |
| |
| #![crate_type = "lib"] |
| #![no_std] |
| |
| // CHECK: @A = local_unnamed_addr constant |
| #[no_mangle] |
| static A: u8 = 0; |
| |
| // CHECK: @B = local_unnamed_addr global |
| #[no_mangle] |
| static mut B: u8 = 0; |
| |
| // CHECK: @C = local_unnamed_addr constant |
| #[no_mangle] |
| pub static C: u8 = 0; |
| |
| // CHECK: @D = local_unnamed_addr global |
| #[no_mangle] |
| pub static mut D: u8 = 0; |
| |
| mod private { |
| // CHECK: @E = local_unnamed_addr constant |
| #[no_mangle] |
| static E: u8 = 0; |
| |
| // CHECK: @F = local_unnamed_addr global |
| #[no_mangle] |
| static mut F: u8 = 0; |
| |
| // CHECK: @G = local_unnamed_addr constant |
| #[no_mangle] |
| pub static G: u8 = 0; |
| |
| // CHECK: @H = local_unnamed_addr global |
| #[no_mangle] |
| pub static mut H: u8 = 0; |
| } |
| |
| const HIDDEN: () = { |
| // CHECK: @I = local_unnamed_addr constant |
| #[no_mangle] |
| static I: u8 = 0; |
| |
| // CHECK: @J = local_unnamed_addr global |
| #[no_mangle] |
| static mut J: u8 = 0; |
| |
| // CHECK: @K = local_unnamed_addr constant |
| #[no_mangle] |
| pub static K: u8 = 0; |
| |
| // CHECK: @L = local_unnamed_addr global |
| #[no_mangle] |
| pub static mut L: u8 = 0; |
| }; |
| |
| // The surrounding item should not accidentally become external |
| fn x() { |
| // CHECK: @M = local_unnamed_addr constant |
| #[no_mangle] |
| static M: fn() = x; |
| |
| // CHECK: @N = local_unnamed_addr global |
| #[no_mangle] |
| static mut N: u8 = 0; |
| |
| // CHECK: @O = local_unnamed_addr constant |
| #[no_mangle] |
| pub static O: u8 = 0; |
| |
| // CHECK: @P = local_unnamed_addr global |
| #[no_mangle] |
| pub static mut P: u8 = 0; |
| } |
| // CHECK: define internal void @_ZN26external_no_mangle_statics1x{{.*$}} |
