bjoernager/rust
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Add bound_impl_subject and bound_return_ty

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This commit is contained in:
Jack Huey 2022-08-03 01:02:46 -04:00
parent 96a69dce2c
commit 955fcad758
8 changed files with 26 additions and 21 deletions
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6
compiler/rustc_mir_transform/src/const_prop.rs
View file

@ -18,9 +18,7 @@ use rustc_middle::mir::{
};
use rustc_middle::ty::layout::{LayoutError, LayoutOf, LayoutOfHelpers, TyAndLayout};
use rustc_middle::ty::subst::{InternalSubsts, Subst};
use rustc_middle::ty::{
self, ConstKind, EarlyBinder, Instance, ParamEnv, Ty, TyCtxt, TypeVisitable,
};
use rustc_middle::ty::{self, ConstKind, Instance, ParamEnv, Ty, TyCtxt, TypeVisitable};
use rustc_span::{def_id::DefId, Span};
use rustc_target::abi::{self, HasDataLayout, Size, TargetDataLayout};
use rustc_target::spec::abi::Abi as CallAbi;
@ -387,7 +385,7 @@ impl<'mir, 'tcx> ConstPropagator<'mir, 'tcx> {
);
let ret_layout = ecx
.layout_of(EarlyBinder(body.return_ty()).subst(tcx, substs))
.layout_of(body.bound_return_ty().subst(tcx, substs))
.ok()
// Don't bother allocating memory for large values.
// I don't know how return types can seem to be unsized but this happens in the

5
compiler/rustc_mir_transform/src/const_prop_lint.rs
View file

@ -23,8 +23,7 @@ use rustc_middle::mir::{
use rustc_middle::ty::layout::{LayoutError, LayoutOf, LayoutOfHelpers, TyAndLayout};
use rustc_middle::ty::subst::{InternalSubsts, Subst};
use rustc_middle::ty::{
self, ConstInt, ConstKind, EarlyBinder, Instance, ParamEnv, ScalarInt, Ty, TyCtxt,
TypeVisitable,
self, ConstInt, ConstKind, Instance, ParamEnv, ScalarInt, Ty, TyCtxt, TypeVisitable,
};
use rustc_session::lint;
use rustc_span::Span;
@ -196,7 +195,7 @@ impl<'mir, 'tcx> ConstPropagator<'mir, 'tcx> {
);
let ret_layout = ecx
.layout_of(EarlyBinder(body.return_ty()).subst(tcx, substs))
.layout_of(body.bound_return_ty().subst(tcx, substs))
.ok()
// Don't bother allocating memory for large values.
// I don't know how return types can seem to be unsized but this happens in the