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change a cloning map to into_iter

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This commit is contained in:
ljedrz 2018-10-14 14:30:27 +02:00
parent 354a965ede
commit a14a950c44
1 changed files with 1 additions and 1 deletions
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2
src/librustc/ty/util.rs
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@ -681,7 +681,7 @@ impl<'a, 'tcx> ty::TyS<'tcx> {
match (r1, r2) {
(Representability::SelfRecursive(v1),
Representability::SelfRecursive(v2)) => {
Representability::SelfRecursive(v1.iter().map(|s| *s).chain(v2).collect())
Representability::SelfRecursive(v1.into_iter().chain(v2).collect())
}
(r1, r2) => cmp::max(r1, r2)
}