bjoernager/rust
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Do not allow arbitrary mutable references in static mut, just keep with the existing exceptions

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oli 2021-01-16 18:06:12 +00:00
parent 00e62fabf1
commit 14f39aa81a
1 changed files with 2 additions and 6 deletions
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8
compiler/rustc_mir/src/transform/check_consts/ops.rs
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@ -274,12 +274,8 @@ impl NonConstOp for CellBorrow {
pub struct MutBorrow(pub hir::BorrowKind);
impl NonConstOp for MutBorrow {
fn status_in_item(&self, ccx: &ConstCx<'_, '_>) -> Status {
match ccx.const_kind() {
// Mutable statics can handle mutable references in their final value
hir::ConstContext::Static(hir::Mutability::Mut) => Status::Allowed,
_ => Status::Forbidden,
}
fn status_in_item(&self, _ccx: &ConstCx<'_, '_>) -> Status {
Status::Forbidden
}
fn importance(&self) -> DiagnosticImportance {