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projection predicates can be copy

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This commit is contained in:
Niko Matsakis 2016-05-21 08:15:06 -04:00
parent 9ef768c811
commit b40529c5a9
1 changed files with 1 additions and 1 deletions
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2
src/librustc/ty/mod.rs
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@ -995,7 +995,7 @@ pub type PolyTypeOutlivesPredicate<'tcx> = PolyOutlivesPredicate<Ty<'tcx>, ty::R
/// equality between arbitrary types. Processing an instance of Form
/// #2 eventually yields one of these `ProjectionPredicate`
/// instances to normalize the LHS.
#[derive(Clone, PartialEq, Eq, Hash)]
#[derive(Copy, Clone, PartialEq, Eq, Hash)]
pub struct ProjectionPredicate<'tcx> {
pub projection_ty: ProjectionTy<'tcx>,
pub ty: Ty<'tcx>,