src/tools/clippy/tests/ui/atomic_ordering_fence.rs

   1 #![warn(clippy::invalid_atomic_ordering)]
   2
   3 use std::sync::atomic::{compiler_fence, fence, Ordering};
   4
   5 fn main() {
   6     // Allowed fence ordering modes
   7     fence(Ordering::Acquire);
   8     fence(Ordering::Release);
   9     fence(Ordering::AcqRel);
  10     fence(Ordering::SeqCst);
  11
  12     // Disallowed fence ordering modes
  13     fence(Ordering::Relaxed);
  14
  15     compiler_fence(Ordering::Acquire);
  16     compiler_fence(Ordering::Release);
  17     compiler_fence(Ordering::AcqRel);
  18     compiler_fence(Ordering::SeqCst);
  19     compiler_fence(Ordering::Relaxed);
  20 }