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authorbors <bors@rust-lang.org>2024-10-27 12:37:40 +0000
committerPhilipp Krones <hello@philkrones.com>2024-11-21 16:33:02 +0100
commit5f4dd1deeb5f23458fe58457f457cc2769e14951 (patch)
treefca5f4e6adcfb7d10e819bfe1dcd076ab85051e7
parent7b688e21d62609d59467b78b5b6f4a2dd40f3c80 (diff)
downloadrust-5f4dd1deeb5f23458fe58457f457cc2769e14951.tar.gz
rust-5f4dd1deeb5f23458fe58457f457cc2769e14951.zip
Auto merge of #13600 - samueltardieu:push-tzuvnutssmrs, r=xFrednet
borrow_deref_ref: do not trigger on `&raw` references

changelog: [`borrow_deref_ref`]: do not trigger on `&raw` references

Fix #13584
-rw-r--r--src/tools/clippy/clippy_lints/src/borrow_deref_ref.rs4
-rw-r--r--src/tools/clippy/tests/ui/borrow_deref_ref.fixed6
-rw-r--r--src/tools/clippy/tests/ui/borrow_deref_ref.rs6
3 files changed, 14 insertions, 2 deletions
diff --git a/src/tools/clippy/clippy_lints/src/borrow_deref_ref.rs b/src/tools/clippy/clippy_lints/src/borrow_deref_ref.rs
index cba8224b84c..f2551a05b1a 100644
--- a/src/tools/clippy/clippy_lints/src/borrow_deref_ref.rs
+++ b/src/tools/clippy/clippy_lints/src/borrow_deref_ref.rs
@@ -4,7 +4,7 @@ use clippy_utils::source::SpanRangeExt;
 use clippy_utils::ty::implements_trait;
 use clippy_utils::{get_parent_expr, is_from_proc_macro, is_lint_allowed};
 use rustc_errors::Applicability;
-use rustc_hir::{ExprKind, UnOp};
+use rustc_hir::{BorrowKind, ExprKind, UnOp};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::mir::Mutability;
 use rustc_middle::ty;
@@ -49,7 +49,7 @@ declare_lint_pass!(BorrowDerefRef => [BORROW_DEREF_REF]);
 
 impl<'tcx> LateLintPass<'tcx> for BorrowDerefRef {
     fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &rustc_hir::Expr<'tcx>) {
-        if let ExprKind::AddrOf(_, Mutability::Not, addrof_target) = e.kind
+        if let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, addrof_target) = e.kind
             && let ExprKind::Unary(UnOp::Deref, deref_target) = addrof_target.kind
             && !matches!(deref_target.kind, ExprKind::Unary(UnOp::Deref, ..))
             && !e.span.from_expansion()
diff --git a/src/tools/clippy/tests/ui/borrow_deref_ref.fixed b/src/tools/clippy/tests/ui/borrow_deref_ref.fixed
index ea5e983de3b..22e984c46d2 100644
--- a/src/tools/clippy/tests/ui/borrow_deref_ref.fixed
+++ b/src/tools/clippy/tests/ui/borrow_deref_ref.fixed
@@ -71,3 +71,9 @@ mod false_negative {
         assert_ne!(addr_x, addr_y);
     }
 }
+
+fn issue_13584() {
+    let s = "Hello, world!\n";
+    let p = &raw const *s;
+    let _ = p as *const i8;
+}
diff --git a/src/tools/clippy/tests/ui/borrow_deref_ref.rs b/src/tools/clippy/tests/ui/borrow_deref_ref.rs
index 8c8905b150e..61d89193f42 100644
--- a/src/tools/clippy/tests/ui/borrow_deref_ref.rs
+++ b/src/tools/clippy/tests/ui/borrow_deref_ref.rs
@@ -71,3 +71,9 @@ mod false_negative {
         assert_ne!(addr_x, addr_y);
     }
 }
+
+fn issue_13584() {
+    let s = "Hello, world!\n";
+    let p = &raw const *s;
+    let _ = p as *const i8;
+}