diff options
| -rw-r--r-- | clippy_lints/src/casts/ptr_as_ptr.rs | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/clippy_lints/src/casts/ptr_as_ptr.rs b/clippy_lints/src/casts/ptr_as_ptr.rs index fda849135d3..d012380cb76 100644 --- a/clippy_lints/src/casts/ptr_as_ptr.rs +++ b/clippy_lints/src/casts/ptr_as_ptr.rs @@ -4,7 +4,7 @@ use clippy_utils::msrvs::{self, Msrv}; use clippy_utils::source::snippet_with_applicability; use clippy_utils::sugg::Sugg; use rustc_errors::Applicability; -use rustc_hir::{self as hir, Expr, ExprKind, Mutability, QPath, TyKind}; +use rustc_hir::{self as hir, Expr, ExprKind, QPath, TyKind}; use rustc_lint::LateContext; use rustc_middle::ty::{self, Ty}; use rustc_span::{Span, sym}; @@ -37,8 +37,7 @@ pub(super) fn check<'tcx>( ) { if let ty::RawPtr(_, from_mutbl) = cast_from.kind() && let ty::RawPtr(to_pointee_ty, to_mutbl) = cast_to.kind() - && matches!((from_mutbl, to_mutbl), - (Mutability::Not, Mutability::Not) | (Mutability::Mut, Mutability::Mut)) + && from_mutbl == to_mutbl // The `U` in `pointer::cast` have to be `Sized` // as explained here: https://github.com/rust-lang/rust/issues/60602. && to_pointee_ty.is_sized(cx.tcx, cx.typing_env()) |