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Explicitly mention overflow is what we're checking

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Michael Bradshaw 2022-03-23 08:14:53 -06:00 committed by GitHub
parent f5dd42bce5
commit 8d14c03568
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1 changed files with 4 additions and 4 deletions
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8
library/alloc/src/rc.rs
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@ -2524,8 +2524,8 @@ fn inc_strong(&self) {
self.strong_ref().set(strong);
// We want to abort on overflow instead of dropping the value.
// Checking after the store instead of before allows for
// slightly better code generation.
// Checking for overflow after the store instead of before
// allows for slightly better code generation.
if core::intrinsics::unlikely(strong == 0) {
abort();
}
@ -2557,8 +2557,8 @@ fn inc_weak(&self) {
self.weak_ref().set(weak);
// We want to abort on overflow instead of dropping the value.
// Checking after the store instead of before allows for
// slightly better code generation.
// Checking for overflow after the store instead of before
// allows for slightly better code generation.
if core::intrinsics::unlikely(weak == 0) {
abort();
}