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Remove uneeded clones now that TrustedStep implies Copy

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This is a follow up to 11fa1764ee
This commit is contained in:
Arthur Carcano 2024-04-12 17:47:30 +02:00
parent c7491b9733
commit 864eb7fa14
1 changed files with 8 additions and 8 deletions
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16
library/core/src/iter/range.rs
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@ -1156,11 +1156,11 @@ fn spec_next(&mut self) -> Option<T> {
let is_iterating = self.start < self.end;
Some(if is_iterating {
// SAFETY: just checked precondition
let n = unsafe { Step::forward_unchecked(self.start.clone(), 1) };
let n = unsafe { Step::forward_unchecked(self.start, 1) };
mem::replace(&mut self.start, n)
} else {
self.exhausted = true;
self.start.clone()
self.start
})
}
@ -1179,7 +1179,7 @@ fn spec_try_fold<B, F, R>(&mut self, init: B, mut f: F) -> R
while self.start < self.end {
// SAFETY: just checked precondition
let n = unsafe { Step::forward_unchecked(self.start.clone(), 1) };
let n = unsafe { Step::forward_unchecked(self.start, 1) };
let n = mem::replace(&mut self.start, n);
accum = f(accum, n)?;
}
@ -1187,7 +1187,7 @@ fn spec_try_fold<B, F, R>(&mut self, init: B, mut f: F) -> R
self.exhausted = true;
if self.start == self.end {
accum = f(accum, self.start.clone())?;
accum = f(accum, self.start)?;
}
try { accum }
@ -1201,11 +1201,11 @@ fn spec_next_back(&mut self) -> Option<T> {
let is_iterating = self.start < self.end;
Some(if is_iterating {
// SAFETY: just checked precondition
let n = unsafe { Step::backward_unchecked(self.end.clone(), 1) };
let n = unsafe { Step::backward_unchecked(self.end, 1) };
mem::replace(&mut self.end, n)
} else {
self.exhausted = true;
self.end.clone()
self.end
})
}
@ -1224,7 +1224,7 @@ fn spec_try_rfold<B, F, R>(&mut self, init: B, mut f: F) -> R
while self.start < self.end {
// SAFETY: just checked precondition
let n = unsafe { Step::backward_unchecked(self.end.clone(), 1) };
let n = unsafe { Step::backward_unchecked(self.end, 1) };
let n = mem::replace(&mut self.end, n);
accum = f(accum, n)?;
}
@ -1232,7 +1232,7 @@ fn spec_try_rfold<B, F, R>(&mut self, init: B, mut f: F) -> R
self.exhausted = true;
if self.start == self.end {
accum = f(accum, self.start.clone())?;
accum = f(accum, self.start)?;
}
try { accum }