Use relaxed memory ordering

surban · surban · commit b5c2e83744f9 · 2024-12-04T22:55:51.000+01:00
diff --git a/library/std/src/sys/thread_local/guard/key.rs b/library/std/src/sys/thread_local/guard/key.rs
@@ -27,7 +27,7 @@ pub fn enable() {
         use crate::sys::thread_local::key::at_process_exit;
 
         static REGISTERED: AtomicBool = AtomicBool::new(false);
-        if !REGISTERED.swap(true, Ordering::AcqRel) {
+        if !REGISTERED.swap(true, Ordering::Relaxed) {
             unsafe { at_process_exit(run_process) };
         }
 

Original file line number	Diff line number	Diff line change
`@@ -27,7 +27,7 @@ pub fn enable() {`
`27`	`27`	`use crate::sys::thread_local::key::at_process_exit;`
`28`	`28`
`29`	`29`	`static REGISTERED: AtomicBool = AtomicBool::new(false);`
`30`		`- if !REGISTERED.swap(true, Ordering::AcqRel) {`
	`30`	`+ if !REGISTERED.swap(true, Ordering::Relaxed) {`
`31`	`31`	`unsafe { at_process_exit(run_process) };`
`32`	`32`	`}`
`33`	`33`