bjoernager/rust
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Add a non-shallow fake borrow

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This commit is contained in:
Nadrieril 2024-04-07 00:30:28 +02:00
parent 511bd78863
commit 50531806ee
32 changed files with 188 additions and 92 deletions
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4
compiler/rustc_const_eval/src/transform/check_consts/check.rs
View file

@ -414,7 +414,7 @@ impl<'tcx> Visitor<'tcx> for Checker<'_, 'tcx> {
BorrowKind::Shared => {
PlaceContext::NonMutatingUse(NonMutatingUseContext::SharedBorrow)
}
BorrowKind::Fake => {
BorrowKind::Fake(_) => {
PlaceContext::NonMutatingUse(NonMutatingUseContext::FakeBorrow)
}
BorrowKind::Mut { .. } => {
@ -487,7 +487,7 @@ impl<'tcx> Visitor<'tcx> for Checker<'_, 'tcx> {
}
}
Rvalue::Ref(_, BorrowKind::Shared | BorrowKind::Fake, place)
Rvalue::Ref(_, BorrowKind::Shared | BorrowKind::Fake(_), place)
| Rvalue::AddressOf(Mutability::Not, place) => {
let borrowed_place_has_mut_interior = qualifs::in_place::<HasMutInterior, _>(
self.ccx,

2
compiler/rustc_const_eval/src/transform/check_consts/resolver.rs
View file

@ -105,7 +105,7 @@ where
fn ref_allows_mutation(&self, kind: mir::BorrowKind, place: mir::Place<'tcx>) -> bool {
match kind {
mir::BorrowKind::Mut { .. } => true,
mir::BorrowKind::Shared | mir::BorrowKind::Fake => {
mir::BorrowKind::Shared | mir::BorrowKind::Fake(_) => {
self.shared_borrow_allows_mutation(place)
}
}

2
compiler/rustc_const_eval/src/transform/validate.rs
View file

@ -924,7 +924,7 @@ impl<'a, 'tcx> Visitor<'tcx> for TypeChecker<'a, 'tcx> {
}
}
},
Rvalue::Ref(_, BorrowKind::Fake, _) => {
Rvalue::Ref(_, BorrowKind::Fake(_), _) => {
if self.mir_phase >= MirPhase::Runtime(RuntimePhase::Initial) {
self.fail(
location,