diff options
Diffstat (limited to 'compiler/rustc_data_structures/src/sync.rs')
-rw-r--r-- | compiler/rustc_data_structures/src/sync.rs | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/compiler/rustc_data_structures/src/sync.rs b/compiler/rustc_data_structures/src/sync.rs index 6c3197d8e..25a082373 100644 --- a/compiler/rustc_data_structures/src/sync.rs +++ b/compiler/rustc_data_structures/src/sync.rs @@ -139,9 +139,14 @@ cfg_if! { impl Atomic<bool> { pub fn fetch_or(&self, val: bool, _: Ordering) -> bool { - let result = self.0.get() | val; - self.0.set(val); - result + let old = self.0.get(); + self.0.set(val | old); + old + } + pub fn fetch_and(&self, val: bool, _: Ordering) -> bool { + let old = self.0.get(); + self.0.set(val & old); + old } } |