rust/tests/ui/lint/lint-invalid-atomic-ordering-int.rs
2023-01-11 09:32:08 +00:00

131 lines
4.4 KiB
Rust

// FIXME: add support for `// only-atomic` to compiletest/header.rs
// only-x86_64
use std::sync::atomic::{AtomicI16, AtomicI32, AtomicI64, AtomicI8, AtomicIsize, Ordering};
fn main() {
// `AtomicI8` test cases
let x = AtomicI8::new(0);
// Allowed load ordering modes
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
// Allowed store ordering modes
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
// Disallowed load ordering modes
let _ = x.load(Ordering::Release);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
let _ = x.load(Ordering::AcqRel);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
// Disallowed store ordering modes
x.store(1, Ordering::Acquire);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
x.store(1, Ordering::AcqRel);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
// `AtomicI16` test cases
let x = AtomicI16::new(0);
// Allowed load ordering modes
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
// Allowed store ordering modes
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
// Disallowed load ordering modes
let _ = x.load(Ordering::Release);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
let _ = x.load(Ordering::AcqRel);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
// Disallowed store ordering modes
x.store(1, Ordering::Acquire);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
x.store(1, Ordering::AcqRel);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
// `AtomicI32` test cases
let x = AtomicI32::new(0);
// Allowed load ordering modes
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
// Allowed store ordering modes
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
// Disallowed load ordering modes
let _ = x.load(Ordering::Release);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
let _ = x.load(Ordering::AcqRel);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
// Disallowed store ordering modes
x.store(1, Ordering::Acquire);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
x.store(1, Ordering::AcqRel);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
// `AtomicI64` test cases
let x = AtomicI64::new(0);
// Allowed load ordering modes
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
// Allowed store ordering modes
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
// Disallowed load ordering modes
let _ = x.load(Ordering::Release);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
let _ = x.load(Ordering::AcqRel);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
// Disallowed store ordering modes
x.store(1, Ordering::Acquire);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
x.store(1, Ordering::AcqRel);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
// `AtomicIsize` test cases
let x = AtomicIsize::new(0);
// Allowed load ordering modes
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
// Allowed store ordering modes
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
// Disallowed load ordering modes
let _ = x.load(Ordering::Release);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
let _ = x.load(Ordering::AcqRel);
//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
// Disallowed store ordering modes
x.store(1, Ordering::Acquire);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
x.store(1, Ordering::AcqRel);
//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
}