bjoernager/rust
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Handle generics with ParamEnv

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This commit is contained in:
Rob Pilling 2022-01-16 21:47:44 +00:00
parent 54d2d30662
commit a129a85144
4 changed files with 54 additions and 4 deletions
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4
compiler/rustc_typeck/src/check/fn_ctxt/checks.rs
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@ -18,7 +18,7 @@ use rustc_hir::def_id::DefId;
use rustc_hir::{ExprKind, Node, QPath};
use rustc_middle::ty::adjustment::AllowTwoPhase;
use rustc_middle::ty::fold::TypeFoldable;
use rustc_middle::ty::{self, ParamEnv, Ty};
use rustc_middle::ty::{self, Ty};
use rustc_session::Session;
use rustc_span::symbol::Ident;
use rustc_span::{self, MultiSpan, Span};
@ -514,7 +514,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
let supplied_types: Vec<_> = provided_args.iter().map(|arg| self.check_expr(arg)).collect();
let all_match = iter::zip(expected_types, supplied_types)
.all(|(expected, supplied)| self.can_eq(ParamEnv::empty(), expected, supplied).is_ok());
.all(|(expected, supplied)| self.can_eq(self.param_env, expected, supplied).is_ok());
if all_match {
match provided_args {