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Format comment in a nicer way.

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Just kidding I'm doing this only to unstuck @bors/homu/buildbot.
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Eduard-Mihai Burtescu 2016-10-19 07:37:20 +03:00 committed by GitHub
parent 1e4241ab31
commit ab5dcff131
1 changed files with 2 additions and 2 deletions
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4
src/librustc/ty/subst.rs
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@ -306,8 +306,8 @@ impl<'tcx> TypeFoldable<'tcx> for &'tcx Substs<'tcx> {
fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(&self, folder: &mut F) -> Self { fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(&self, folder: &mut F) -> Self {
let params: Vec<_> = self.iter().map(|k| k.fold_with(folder)).collect(); let params: Vec<_> = self.iter().map(|k| k.fold_with(folder)).collect();
// If folding doesn't change the substs, it's faster to avoid calling // If folding doesn't change the substs, it's faster to avoid
// `mk_substs` and instead reuse the existing substs. // calling `mk_substs` and instead reuse the existing substs.
if params[..] == self[..] { if params[..] == self[..] {
self self
} else { } else {