/src/test/ui/feature-gate-cfg-target-has-atomic.rs
https://gitlab.com/jianglu/rust · Rust · 86 lines · 57 code · 5 blank · 24 comment · 0 complexity · a5262e2ad61262cd39bb344708101131 MD5 · raw file
- // Copyright 2016 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.
- #![crate_type="rlib"]
- #![no_core]
- extern "rust-intrinsic" {
- fn atomic_xadd<T>(dst: *mut T, src: T) -> T;
- }
- #[lang = "sized"]
- trait Sized {}
- #[lang = "copy"]
- trait Copy {}
- #[cfg(target_has_atomic = "8")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_u8(x: *mut u8) {
- atomic_xadd(x, 1);
- atomic_xadd(x, 1);
- }
- #[cfg(target_has_atomic = "8")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_i8(x: *mut i8) {
- atomic_xadd(x, 1);
- }
- #[cfg(target_has_atomic = "16")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_u16(x: *mut u16) {
- atomic_xadd(x, 1);
- }
- #[cfg(target_has_atomic = "16")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_i16(x: *mut i16) {
- atomic_xadd(x, 1);
- }
- #[cfg(target_has_atomic = "32")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_u32(x: *mut u32) {
- atomic_xadd(x, 1);
- }
- #[cfg(target_has_atomic = "32")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_i32(x: *mut i32) {
- atomic_xadd(x, 1);
- }
- #[cfg(target_has_atomic = "64")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_u64(x: *mut u64) {
- atomic_xadd(x, 1);
- }
- #[cfg(target_has_atomic = "64")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_i64(x: *mut i64) {
- atomic_xadd(x, 1);
- }
- #[cfg(target_has_atomic = "ptr")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_usize(x: *mut usize) {
- atomic_xadd(x, 1);
- }
- #[cfg(target_has_atomic = "ptr")]
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- pub unsafe fn atomic_isize(x: *mut isize) {
- atomic_xadd(x, 1);
- }
- fn main() {
- cfg!(target_has_atomic = "8");
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- cfg!(target_has_atomic = "16");
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- cfg!(target_has_atomic = "32");
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- cfg!(target_has_atomic = "64");
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- cfg!(target_has_atomic = "ptr");
- //~^ ERROR `cfg(target_has_atomic)` is experimental and subject to change (see issue #32976)
- }