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| author | chansuke <chansuke@georepublic.de> | 2020-10-24 18:14:17 +0900 |
|---|---|---|
| committer | chansuke <chansuke@georepublic.de> | 2020-10-24 18:14:17 +0900 |
| commit | d147f78e367386bf63ccb03d453e151e37cfdd81 (patch) | |
| tree | fb29b4983e2dc75ac47ad17a782970ee6fe96bf7 /library/std/src | |
| parent | de87ae79610925502f45ec07cf24bac51e037ed1 (diff) | |
| download | rust-d147f78e367386bf63ccb03d453e151e37cfdd81.tar.gz rust-d147f78e367386bf63ccb03d453e151e37cfdd81.zip | |
Fix unsafe operation of wasm32::memory_atomic_notify
Diffstat (limited to 'library/std/src')
| -rw-r--r-- | library/std/src/sys/wasm/condvar_atomics.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/library/std/src/sys/wasm/condvar_atomics.rs b/library/std/src/sys/wasm/condvar_atomics.rs index b9133e9fb7d..c2c47910582 100644 --- a/library/std/src/sys/wasm/condvar_atomics.rs +++ b/library/std/src/sys/wasm/condvar_atomics.rs @@ -52,8 +52,9 @@ impl Condvar { #[inline] pub unsafe fn notify_all(&self) { + self.cnt.fetch_add(1, SeqCst); + // SAFETY: memory_atomic_notify()is always valid unsafe { - self.cnt.fetch_add(1, SeqCst); wasm32::memory_atomic_notify(self.ptr(), u32::MAX); // -1 == "wake everyone" } } |