bjoernager/rust
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Auto merge of #86130 - BoxyUwU:abstract_const_as_cast, r=oli-obk

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const_eval_checked: Support as casts in abstract consts
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bors 2021-06-12 08:50:22 +00:00
commit d59b80d588
10 changed files with 313 additions and 3 deletions
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5
compiler/rustc_middle/src/mir/abstract_const.rs
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@ -1,6 +1,6 @@
//! A subset of a mir body used for const evaluatability checking.
use crate::mir;
use crate::ty;
use crate::mir::{self, CastKind};
use crate::ty::{self, Ty};
rustc_index::newtype_index! {
/// An index into an `AbstractConst`.
@ -17,6 +17,7 @@ pub enum Node<'tcx> {
Binop(mir::BinOp, NodeId, NodeId),
UnaryOp(mir::UnOp, NodeId),
FunctionCall(NodeId, &'tcx [NodeId]),
Cast(CastKind, NodeId, Ty<'tcx>),
}
#[derive(Debug, Copy, Clone, PartialEq, Eq, HashStable, TyEncodable, TyDecodable)]