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return an empty inferred_outlives_of

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This commit is contained in:
toidiu 2017-09-26 00:36:38 -04:00
parent a96ff3b591
commit f01ee857a3
1 changed files with 12 additions and 1 deletions
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13
src/librustc_typeck/collect.rs
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@ -1329,10 +1329,21 @@ fn early_bound_lifetimes_from_generics<'a, 'tcx>(
})
}
//todo
fn inferred_outlives_of<'a, 'tcx>(_tcx: TyCtxt<'a, 'tcx, 'tcx>,
_def_id: DefId)
-> Vec<ty::Predicate<'tcx>> {
Vec::new()
}
fn predicates_of<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
def_id: DefId)
-> ty::GenericPredicates<'tcx> {
explicit_predicates_of(tcx, def_id)
let explicit = explicit_predicates_of(tcx, def_id);
ty::GenericPredicates {
parent: explicit.parent,
predicates: [&explicit.predicates[..], &inferred_outlives_of(tcx, def_id)[..]].concat()
}
}
fn explicit_predicates_of<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,