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Make alignment checks a future incompat lint

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This commit is contained in:
Oli Scherer
2022-11-21 16:51:16 +00:00
parent ed71e32e14
commit d66824dbc4
13 changed files with 180 additions and 70 deletions
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4
compiler/rustc_const_eval/src/interpret/machine.rs
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@@ -13,6 +13,8 @@ use rustc_span::def_id::DefId;
use rustc_target::abi::Size;
use rustc_target::spec::abi::Abi as CallAbi;
use crate::const_eval::CheckAlignment;
use super::{
AllocId, AllocRange, Allocation, ConstAllocation, Frame, ImmTy, InterpCx, InterpResult,
MemoryKind, OpTy, Operand, PlaceTy, Pointer, Provenance, Scalar, StackPopUnwind,
@@ -122,7 +124,7 @@ pub trait Machine<'mir, 'tcx>: Sized {
const PANIC_ON_ALLOC_FAIL: bool;
/// Whether memory accesses should be alignment-checked.
fn enforce_alignment(ecx: &InterpCx<'mir, 'tcx, Self>) -> bool;
fn enforce_alignment(ecx: &InterpCx<'mir, 'tcx, Self>) -> CheckAlignment;
/// Whether, when checking alignment, we should look at the actual address and thus support
/// custom alignment logic based on whatever the integer address happens to be.