llgo/ssa: AtomicCmpXchg fix

2024-06-16 17:03:41 +08:00
parent 7d2f68c5e4
commit 4a3446a0a5
5 changed files with 31 additions and 26 deletions
--- a/c/sync/atomic/atomic.go
+++ b/c/sync/atomic/atomic.go
@@ -68,4 +68,4 @@ func Store[T integer](ptr *T, v T) {}
 func Exchange[T integer](ptr *T, v T) T { return v }

 // llgo:link CompareAndExchange llgo.atomicCmpXchg
-func CompareAndExchange[T integer](ptr *T, old, new T) T { return old }
+func CompareAndExchange[T integer](ptr *T, old, new T) (T, bool) { return old, false }