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rustup: rust-lang/rust#71628

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This commit is contained in:
csmoe 2020-04-27 21:56:20 +08:00
parent d13ffbe3fe
commit 305177d9cc
2 changed files with 7 additions and 8 deletions
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2
clippy_lints/src/needless_pass_by_value.rs
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@ -111,7 +111,7 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for NeedlessPassByValue {
let fn_def_id = cx.tcx.hir().local_def_id(hir_id);
let preds = traits::elaborate_predicates(cx.tcx, cx.param_env.caller_bounds.to_vec())
let preds = traits::elaborate_predicates(cx.tcx, cx.param_env.caller_bounds.iter().copied())
.filter(|p| !p.is_global())
.filter_map(|obligation| {
if let ty::Predicate::Trait(poly_trait_ref, _) = obligation.predicate {

13
clippy_lints/src/utils/mod.rs
View file

@ -1384,13 +1384,12 @@ pub fn is_trait_impl_item(cx: &LateContext<'_, '_>, hir_id: HirId) -> bool {
/// ```
pub fn fn_has_unsatisfiable_preds(cx: &LateContext<'_, '_>, did: DefId) -> bool {
use rustc_trait_selection::traits;
let predicates = cx
.tcx
.predicates_of(did)
.predicates
.iter()
.filter_map(|(p, _)| if p.is_global() { Some(*p) } else { None })
.collect();
let predicates =
cx.tcx
.predicates_of(did)
.predicates
.iter()
.filter_map(|(p, _)| if p.is_global() { Some(*p) } else { None });
!traits::normalize_and_test_predicates(
cx.tcx,
traits::elaborate_predicates(cx.tcx, predicates)