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add BorrowckInferCtxt

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b-naber 2022-11-07 18:24:07 +01:00 committed by b-naber
parent 7aa413d592
commit cb35a7b481
1 changed files with 29 additions and 1 deletions
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30
compiler/rustc_borrowck/src/lib.rs
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@ -25,7 +25,7 @@ use rustc_hir as hir;
use rustc_hir::def_id::LocalDefId;
use rustc_index::bit_set::ChunkedBitSet;
use rustc_index::vec::IndexVec;
use rustc_infer::infer::{DefiningAnchor, InferCtxt, TyCtxtInferExt};
use rustc_infer::infer::{DefiningAnchor, InferCtxt, NllRegionVariableOrigin, TyCtxtInferExt};
use rustc_middle::mir::{
traversal, Body, ClearCrossCrate, Local, Location, Mutability, NonDivergingIntrinsic, Operand,
Place, PlaceElem, PlaceRef, VarDebugInfoContents,
@ -43,6 +43,7 @@ use smallvec::SmallVec;
use std::cell::OnceCell;
use std::cell::RefCell;
use std::collections::BTreeMap;
use std::ops::Deref;
use std::rc::Rc;
use rustc_mir_dataflow::impls::{
@ -481,6 +482,33 @@ pub struct BodyWithBorrowckFacts<'tcx> {
pub location_table: LocationTable,
}
struct BorrowckInferCtxt<'cx, 'tcx> {
pub(crate) infcx: &'cx InferCtxt<'tcx>,
#[cfg(debug_assertions)]
pub(crate) _reg_var_to_origin: RefCell<FxHashMap<ty::Region<'tcx>, NllRegionVariableOrigin>>,
}
impl<'cx, 'tcx> BorrowckInferCtxt<'cx, 'tcx> {
#[cfg(not(debug_assertions))]
pub(crate) fn _new(infcx: &'cx InferCtxt<'tcx>) -> Self {
BorrowckInferCtxt { infcx }
}
#[cfg(debug_assertions)]
pub(crate) fn _new(infcx: &'cx InferCtxt<'tcx>) -> Self {
BorrowckInferCtxt { infcx, _reg_var_to_origin: RefCell::new(Default::default()) }
}
}
impl<'cx, 'tcx> Deref for BorrowckInferCtxt<'cx, 'tcx> {
type Target = InferCtxt<'tcx>;
fn deref(&self) -> &'cx Self::Target {
self.infcx
}
}
struct MirBorrowckCtxt<'cx, 'tcx> {
infcx: &'cx InferCtxt<'tcx>,
param_env: ParamEnv<'tcx>,