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Diffstat (limited to 'library/std/src')
| -rw-r--r-- | library/std/src/sys_common/condvar/check.rs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/library/std/src/sys_common/condvar/check.rs b/library/std/src/sys_common/condvar/check.rs index a3842b3f857..d0d0d596518 100644 --- a/library/std/src/sys_common/condvar/check.rs +++ b/library/std/src/sys_common/condvar/check.rs @@ -24,6 +24,8 @@ impl SameMutexCheck { } pub fn verify(&self, mutex: &MovableMutex) { let addr = mutex.raw() as *const imp::Mutex as *const () as *mut _; + // Relaxed is okay here because we never read through `self.addr`, and only use it to + // compare addresses. match self.addr.compare_exchange( ptr::null_mut(), addr, |