bjoernager/rust
bjoernager/rust
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introduce mir::Unevaluated

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This commit is contained in:
b-naber 2022-09-19 19:46:53 +02:00
parent 3e50038a2d
commit 9f3784df89
32 changed files with 166 additions and 132 deletions
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11
compiler/rustc_infer/src/infer/mod.rs
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@ -705,8 +705,8 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
#[instrument(skip(self), level = "debug")]
pub fn try_unify_abstract_consts(
&self,
a: ty::Unevaluated<'tcx, ()>,
b: ty::Unevaluated<'tcx, ()>,
a: ty::Unevaluated<'tcx>,
b: ty::Unevaluated<'tcx>,
param_env: ty::ParamEnv<'tcx>,
) -> bool {
// Reject any attempt to unify two unevaluated constants that contain inference
@ -1690,7 +1690,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
pub fn try_const_eval_resolve(
&self,
param_env: ty::ParamEnv<'tcx>,
unevaluated: ty::Unevaluated<'tcx, ()>,
unevaluated: ty::Unevaluated<'tcx>,
ty: Ty<'tcx>,
span: Option<Span>,
) -> Result<ty::Const<'tcx>, ErrorHandled> {
@ -1725,7 +1725,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
pub fn const_eval_resolve(
&self,
mut param_env: ty::ParamEnv<'tcx>,
unevaluated: ty::Unevaluated<'tcx, ()>,
unevaluated: ty::Unevaluated<'tcx>,
span: Option<Span>,
) -> EvalToValTreeResult<'tcx> {
let mut substs = self.resolve_vars_if_possible(unevaluated.substs);
@ -1756,8 +1756,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
debug!(?param_env_erased);
debug!(?substs_erased);
let unevaluated =
ty::Unevaluated { def: unevaluated.def, substs: substs_erased, promoted: () };
let unevaluated = ty::Unevaluated { def: unevaluated.def, substs: substs_erased };
// The return value is the evaluated value which doesn't contain any reference to inference
// variables, thus we don't need to substitute back the original values.