bjoernager/rust
bjoernager/rust
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Erase regions when confirming transmutability candidate

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This commit is contained in:
Michael Goulet 2023-04-07 05:25:56 +00:00
parent 8a778ca1e3
commit f6bfb4bf8e
8 changed files with 88 additions and 44 deletions
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9
compiler/rustc_transmute/src/lib.rs
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@ -64,7 +64,6 @@ mod rustc {
use rustc_infer::infer::InferCtxt;
use rustc_macros::{TypeFoldable, TypeVisitable};
use rustc_middle::traits::ObligationCause;
use rustc_middle::ty::Binder;
use rustc_middle::ty::Const;
use rustc_middle::ty::ParamEnv;
use rustc_middle::ty::Ty;
@ -92,15 +91,13 @@ mod rustc {
pub fn is_transmutable(
&mut self,
cause: ObligationCause<'tcx>,
src_and_dst: Binder<'tcx, Types<'tcx>>,
types: Types<'tcx>,
scope: Ty<'tcx>,
assume: crate::Assume,
) -> crate::Answer<crate::layout::rustc::Ref<'tcx>> {
let src = src_and_dst.map_bound(|types| types.src).skip_binder();
let dst = src_and_dst.map_bound(|types| types.dst).skip_binder();
crate::maybe_transmutable::MaybeTransmutableQuery::new(
src,
dst,
types.src,
types.dst,
scope,
assume,
self.infcx.tcx,