Mirrors/rust
1
0
Fork 0
mirror of https://github.com/rust-lang/rust.git synced 2026-05-15 12:39:31 +03:00
Code Issues Packages Projects Releases Wiki Activity

Fix unsafe operation of wasm32::memory_atomic_notify

Browse Source
This commit is contained in:
chansuke
2020-10-24 18:14:17 +09:00
parent de87ae7961
commit d147f78e36
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
library/std/src/sys/wasm/condvar_atomics.rs
+2 -1
View File
@@ -52,8 +52,9 @@ pub unsafe fn notify_one(&self) {
#[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"
}
}