bjoernager/rust
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Add type to ConstKind::Placeholder

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This commit is contained in:
varkor 2020-10-28 01:11:03 +00:00
parent 07e968b640
commit e24a4b4690
8 changed files with 41 additions and 31 deletions
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10
compiler/rustc_infer/src/infer/canonical/canonicalizer.rs
View file

@ -277,7 +277,7 @@ impl CanonicalizeRegionMode for CanonicalizeFreeRegionsOtherThanStatic {
struct Canonicalizer<'cx, 'tcx> {
infcx: Option<&'cx InferCtxt<'cx, 'tcx>>,
tcx: TyCtxt<'tcx>,
variables: SmallVec<[CanonicalVarInfo; 8]>,
variables: SmallVec<[CanonicalVarInfo<'tcx>; 8]>,
query_state: &'cx mut OriginalQueryValues<'tcx>,
// Note that indices is only used once `var_values` is big enough to be
// heap-allocated.
@ -542,7 +542,7 @@ impl<'cx, 'tcx> Canonicalizer<'cx, 'tcx> {
/// or returns an existing variable if `kind` has already been
/// seen. `kind` is expected to be an unbound variable (or
/// potentially a free region).
fn canonical_var(&mut self, info: CanonicalVarInfo, kind: GenericArg<'tcx>) -> BoundVar {
fn canonical_var(&mut self, info: CanonicalVarInfo<'tcx>, kind: GenericArg<'tcx>) -> BoundVar {
let Canonicalizer { variables, query_state, indices, .. } = self;
let var_values = &mut query_state.var_values;
@ -621,7 +621,7 @@ impl<'cx, 'tcx> Canonicalizer<'cx, 'tcx> {
/// representing the region `r`; return a region referencing it.
fn canonical_var_for_region(
&mut self,
info: CanonicalVarInfo,
info: CanonicalVarInfo<'tcx>,
r: ty::Region<'tcx>,
) -> ty::Region<'tcx> {
let var = self.canonical_var(info, r.into());
@ -633,7 +633,7 @@ impl<'cx, 'tcx> Canonicalizer<'cx, 'tcx> {
/// if `ty_var` is bound to anything; if so, canonicalize
/// *that*. Otherwise, create a new canonical variable for
/// `ty_var`.
fn canonicalize_ty_var(&mut self, info: CanonicalVarInfo, ty_var: Ty<'tcx>) -> Ty<'tcx> {
fn canonicalize_ty_var(&mut self, info: CanonicalVarInfo<'tcx>, ty_var: Ty<'tcx>) -> Ty<'tcx> {
let infcx = self.infcx.expect("encountered ty-var without infcx");
let bound_to = infcx.shallow_resolve(ty_var);
if bound_to != ty_var {
@ -650,7 +650,7 @@ impl<'cx, 'tcx> Canonicalizer<'cx, 'tcx> {
/// `const_var`.
fn canonicalize_const_var(
&mut self,
info: CanonicalVarInfo,
info: CanonicalVarInfo<'tcx>,
const_var: &'tcx ty::Const<'tcx>,
) -> &'tcx ty::Const<'tcx> {
let infcx = self.infcx.expect("encountered const-var without infcx");

6
compiler/rustc_infer/src/infer/canonical/mod.rs
View file

@ -82,7 +82,7 @@ impl<'cx, 'tcx> InferCtxt<'cx, 'tcx> {
fn instantiate_canonical_vars(
&self,
span: Span,
variables: &List<CanonicalVarInfo>,
variables: &List<CanonicalVarInfo<'tcx>>,
universe_map: impl Fn(ty::UniverseIndex) -> ty::UniverseIndex,
) -> CanonicalVarValues<'tcx> {
let var_values: IndexVec<BoundVar, GenericArg<'tcx>> = variables
@ -100,7 +100,7 @@ impl<'cx, 'tcx> InferCtxt<'cx, 'tcx> {
fn instantiate_canonical_var(
&self,
span: Span,
cv_info: CanonicalVarInfo,
cv_info: CanonicalVarInfo<'tcx>,
universe_map: impl Fn(ty::UniverseIndex) -> ty::UniverseIndex,
) -> GenericArg<'tcx> {
match cv_info.kind {
@ -154,7 +154,7 @@ impl<'cx, 'tcx> InferCtxt<'cx, 'tcx> {
self.tcx
.mk_const(ty::Const {
val: ty::ConstKind::Placeholder(placeholder_mapped),
ty: self.tcx.ty_error(), // FIXME(const_generics)
ty: name.ty,
})
.into()
}

2
compiler/rustc_infer/src/infer/higher_ranked/mod.rs
View file

@ -95,7 +95,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
self.tcx.mk_const(ty::Const {
val: ty::ConstKind::Placeholder(ty::PlaceholderConst {
universe: next_universe,
name: bound_var,
name: ty::BoundConst { var: bound_var, ty },
}),
ty,
})