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Replacing bound vars is actually instantiating a binder

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This commit is contained in:
Michael Goulet 2023-02-07 23:13:22 +00:00
parent bd39bbb4bb
commit 03a8a4ff3e
28 changed files with 67 additions and 60 deletions
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4
compiler/rustc_trait_selection/src/traits/project.rs
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@ -215,7 +215,7 @@ pub(super) fn poly_project_and_unify_type<'cx, 'tcx>(
let r = infcx.commit_if_ok(|_snapshot| {
let old_universe = infcx.universe();
let placeholder_predicate =
infcx.replace_bound_vars_with_placeholders(obligation.predicate);
infcx.instantiate_binder_with_placeholders(obligation.predicate);
let new_universe = infcx.universe();
let placeholder_obligation = obligation.with(infcx.tcx, placeholder_predicate);
@ -2046,7 +2046,7 @@ fn confirm_param_env_candidate<'cx, 'tcx>(
let cause = &obligation.cause;
let param_env = obligation.param_env;
let cache_entry = infcx.replace_bound_vars_with_fresh_vars(
let cache_entry = infcx.instantiate_binder_with_fresh_vars(
cause.span,
LateBoundRegionConversionTime::HigherRankedType,
poly_cache_entry,