diff options
Diffstat (limited to 'compiler/rustc_trait_selection/src/traits/select/mod.rs')
| -rw-r--r-- | compiler/rustc_trait_selection/src/traits/select/mod.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_trait_selection/src/traits/select/mod.rs b/compiler/rustc_trait_selection/src/traits/select/mod.rs index fa88c8ee370..bb3b3203a7c 100644 --- a/compiler/rustc_trait_selection/src/traits/select/mod.rs +++ b/compiler/rustc_trait_selection/src/traits/select/mod.rs @@ -1953,7 +1953,7 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> { ty::Generator(_, ref substs, _) => { let ty = self.infcx.shallow_resolve(substs.as_generator().tupled_upvars_ty()); let witness = substs.as_generator().witness(); - t.rebind(vec![ty].into_iter().chain(iter::once(witness)).collect()) + t.rebind([ty].into_iter().chain(iter::once(witness)).collect()) } ty::GeneratorWitness(types) => { |