mirror of https://github.com/rust-lang/rust
130 lines
4.3 KiB
Rust
130 lines
4.3 KiB
Rust
//@ only-x86_64
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use std::sync::atomic::{AtomicU16, AtomicU32, AtomicU64, AtomicU8, AtomicUsize, Ordering};
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fn main() {
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// `AtomicU8` test cases
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let x = AtomicU8::new(0);
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// Allowed load ordering modes
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let _ = x.load(Ordering::Acquire);
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let _ = x.load(Ordering::SeqCst);
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let _ = x.load(Ordering::Relaxed);
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// Allowed store ordering modes
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x.store(1, Ordering::Release);
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x.store(1, Ordering::SeqCst);
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x.store(1, Ordering::Relaxed);
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// Disallowed load ordering modes
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let _ = x.load(Ordering::Release);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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let _ = x.load(Ordering::AcqRel);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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// Disallowed store ordering modes
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x.store(1, Ordering::Acquire);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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x.store(1, Ordering::AcqRel);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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// `AtomicU16` test cases
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let x = AtomicU16::new(0);
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// Allowed load ordering modes
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let _ = x.load(Ordering::Acquire);
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let _ = x.load(Ordering::SeqCst);
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let _ = x.load(Ordering::Relaxed);
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// Allowed store ordering modes
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x.store(1, Ordering::Release);
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x.store(1, Ordering::SeqCst);
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x.store(1, Ordering::Relaxed);
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// Disallowed load ordering modes
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let _ = x.load(Ordering::Release);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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let _ = x.load(Ordering::AcqRel);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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// Disallowed store ordering modes
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x.store(1, Ordering::Acquire);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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x.store(1, Ordering::AcqRel);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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// `AtomicU32` test cases
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let x = AtomicU32::new(0);
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// Allowed load ordering modes
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let _ = x.load(Ordering::Acquire);
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let _ = x.load(Ordering::SeqCst);
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let _ = x.load(Ordering::Relaxed);
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// Allowed store ordering modes
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x.store(1, Ordering::Release);
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x.store(1, Ordering::SeqCst);
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x.store(1, Ordering::Relaxed);
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// Disallowed load ordering modes
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let _ = x.load(Ordering::Release);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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let _ = x.load(Ordering::AcqRel);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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// Disallowed store ordering modes
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x.store(1, Ordering::Acquire);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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x.store(1, Ordering::AcqRel);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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// `AtomicU64` test cases
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let x = AtomicU64::new(0);
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// Allowed load ordering modes
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let _ = x.load(Ordering::Acquire);
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let _ = x.load(Ordering::SeqCst);
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let _ = x.load(Ordering::Relaxed);
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// Allowed store ordering modes
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x.store(1, Ordering::Release);
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x.store(1, Ordering::SeqCst);
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x.store(1, Ordering::Relaxed);
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// Disallowed load ordering modes
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let _ = x.load(Ordering::Release);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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let _ = x.load(Ordering::AcqRel);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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// Disallowed store ordering modes
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x.store(1, Ordering::Acquire);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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x.store(1, Ordering::AcqRel);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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// `AtomicUsize` test cases
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let x = AtomicUsize::new(0);
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// Allowed load ordering modes
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let _ = x.load(Ordering::Acquire);
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let _ = x.load(Ordering::SeqCst);
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let _ = x.load(Ordering::Relaxed);
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// Allowed store ordering modes
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x.store(1, Ordering::Release);
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x.store(1, Ordering::SeqCst);
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x.store(1, Ordering::Relaxed);
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// Disallowed load ordering modes
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let _ = x.load(Ordering::Release);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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let _ = x.load(Ordering::AcqRel);
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//~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
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// Disallowed store ordering modes
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x.store(1, Ordering::Acquire);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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x.store(1, Ordering::AcqRel);
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//~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
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}
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