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Use FxHashSet instead of Vec for well formed tys

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This commit is contained in:
jackh726
2021-09-08 23:38:57 -04:00
parent 497ee321af
commit c49b0762c0
6 changed files with 36 additions and 34 deletions
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7
compiler/rustc_trait_selection/src/infer.rs
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@@ -2,6 +2,7 @@ use crate::traits::query::evaluate_obligation::InferCtxtExt as _;
use crate::traits::query::outlives_bounds::InferCtxtExt as _;
use crate::traits::{self, TraitEngine, TraitEngineExt};
use rustc_data_structures::stable_set::FxHashSet;
use rustc_hir as hir;
use rustc_hir::def_id::DefId;
use rustc_hir::lang_items::LangItem;
@@ -184,7 +185,7 @@ pub trait OutlivesEnvironmentExt<'tcx> {
fn add_implied_bounds(
&mut self,
infcx: &InferCtxt<'a, 'tcx>,
fn_sig_tys: &[Ty<'tcx>],
fn_sig_tys: FxHashSet<Ty<'tcx>>,
body_id: hir::HirId,
span: Span,
);
@@ -210,13 +211,13 @@ impl<'tcx> OutlivesEnvironmentExt<'tcx> for OutlivesEnvironment<'tcx> {
fn add_implied_bounds(
&mut self,
infcx: &InferCtxt<'a, 'tcx>,
fn_sig_tys: &[Ty<'tcx>],
fn_sig_tys: FxHashSet<Ty<'tcx>>,
body_id: hir::HirId,
span: Span,
) {
debug!("add_implied_bounds()");
for &ty in fn_sig_tys {
for ty in fn_sig_tys {
let ty = infcx.resolve_vars_if_possible(ty);
debug!("add_implied_bounds: ty = {}", ty);
let implied_bounds = infcx.implied_outlives_bounds(self.param_env, body_id, ty, span);