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-rw-r--r--.github/workflows/remark.yml2
-rw-r--r--clippy_lints/src/doc/empty_line_after.rs20
-rw-r--r--clippy_lints/src/len_zero.rs15
-rw-r--r--clippy_lints/src/ptr.rs8
-rw-r--r--clippy_lints/src/regex.rs15
-rw-r--r--clippy_utils/src/lib.rs40
-rw-r--r--tests/ui/allow_attributes.fixed7
-rw-r--r--tests/ui/allow_attributes.rs7
-rw-r--r--tests/ui/comparison_to_empty.fixed8
-rw-r--r--tests/ui/comparison_to_empty.rs8
-rw-r--r--tests/ui/comparison_to_empty.stderr26
-rw-r--r--tests/ui/empty_line_after/outer_attribute.1.fixed5
-rw-r--r--tests/ui/empty_line_after/outer_attribute.2.fixed5
-rw-r--r--tests/ui/empty_line_after/outer_attribute.rs7
-rw-r--r--tests/ui/empty_line_after/outer_attribute.stderr15
-rw-r--r--tests/ui/invalid_null_ptr_usage.fixed7
-rw-r--r--tests/ui/invalid_null_ptr_usage.rs5
-rw-r--r--tests/ui/invalid_null_ptr_usage.stderr36
18 files changed, 171 insertions, 65 deletions
diff --git a/.github/workflows/remark.yml b/.github/workflows/remark.yml
index 348d52020fd..a1b011dc32d 100644
--- a/.github/workflows/remark.yml
+++ b/.github/workflows/remark.yml
@@ -19,7 +19,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Setup Node.js
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@v4
       with:
         node-version: '18.x'
 
diff --git a/clippy_lints/src/doc/empty_line_after.rs b/clippy_lints/src/doc/empty_line_after.rs
index 125b9077061..de7a2c2433f 100644
--- a/clippy_lints/src/doc/empty_line_after.rs
+++ b/clippy_lints/src/doc/empty_line_after.rs
@@ -8,7 +8,7 @@ use rustc_errors::{Applicability, Diag, SuggestionStyle};
 use rustc_hir::{ItemKind, Node};
 use rustc_lexer::TokenKind;
 use rustc_lint::LateContext;
-use rustc_span::{ExpnKind, InnerSpan, Span, SpanData};
+use rustc_span::{BytePos, ExpnKind, InnerSpan, Span, SpanData};
 
 use super::{EMPTY_LINE_AFTER_DOC_COMMENTS, EMPTY_LINE_AFTER_OUTER_ATTR};
 
@@ -144,6 +144,19 @@ impl<'a> Gap<'a> {
             prev_chunk,
         })
     }
+
+    fn contiguous_empty_lines(&self) -> impl Iterator<Item = Span> + '_ {
+        self.empty_lines
+            // The `+ BytePos(1)` means "next line", because each empty line span is "N:1-N:1".
+            .chunk_by(|a, b| a.hi() + BytePos(1) == b.lo())
+            .map(|chunk| {
+                let first = chunk.first().expect("at least one empty line");
+                let last = chunk.last().expect("at least one empty line");
+                // The BytePos subtraction here is safe, as before an empty line, there must be at least one
+                // attribute/comment. The span needs to start at the end of the previous line.
+                first.with_lo(first.lo() - BytePos(1)).with_hi(last.hi())
+            })
+    }
 }
 
 /// If the node the attributes/docs apply to is the first in the module/crate suggest converting
@@ -192,6 +205,7 @@ fn check_gaps(cx: &LateContext<'_>, gaps: &[Gap<'_>]) -> bool {
         return false;
     };
     let empty_lines = || gaps.iter().flat_map(|gap| gap.empty_lines.iter().copied());
+    let contiguous_empty_lines = || gaps.iter().flat_map(Gap::contiguous_empty_lines);
     let mut has_comment = false;
     let mut has_attr = false;
     for gap in gaps {
@@ -227,7 +241,9 @@ fn check_gaps(cx: &LateContext<'_>, gaps: &[Gap<'_>]) -> bool {
 
             diag.multipart_suggestion_with_style(
                 format!("if the empty {lines} {are} unintentional remove {them}"),
-                empty_lines().map(|empty_line| (empty_line, String::new())).collect(),
+                contiguous_empty_lines()
+                    .map(|empty_lines| (empty_lines, String::new()))
+                    .collect(),
                 Applicability::MaybeIncorrect,
                 SuggestionStyle::HideCodeAlways,
             );
diff --git a/clippy_lints/src/len_zero.rs b/clippy_lints/src/len_zero.rs
index c1ba66de57e..3cd5f76e6b6 100644
--- a/clippy_lints/src/len_zero.rs
+++ b/clippy_lints/src/len_zero.rs
@@ -1,7 +1,7 @@
 use clippy_utils::diagnostics::{span_lint, span_lint_and_sugg, span_lint_and_then};
 use clippy_utils::source::{SpanRangeExt, snippet_with_context};
 use clippy_utils::sugg::{Sugg, has_enclosing_paren};
-use clippy_utils::{get_item_name, get_parent_as_impl, is_lint_allowed, peel_ref_operators};
+use clippy_utils::{get_item_name, get_parent_as_impl, is_lint_allowed, is_trait_method, peel_ref_operators};
 use rustc_ast::ast::LitKind;
 use rustc_errors::Applicability;
 use rustc_hir::def::Res;
@@ -185,6 +185,19 @@ impl<'tcx> LateLintPass<'tcx> for LenZero {
             );
         }
 
+        if let ExprKind::MethodCall(method, lhs_expr, [rhs_expr], _) = expr.kind
+            && is_trait_method(cx, expr, sym::PartialEq)
+            && !expr.span.from_expansion()
+        {
+            check_empty_expr(
+                cx,
+                expr.span,
+                lhs_expr,
+                peel_ref_operators(cx, rhs_expr),
+                (method.ident.name == sym::ne).then_some("!").unwrap_or_default(),
+            );
+        }
+
         if let ExprKind::Binary(Spanned { node: cmp, .. }, left, right) = expr.kind
             && !expr.span.from_expansion()
         {
diff --git a/clippy_lints/src/ptr.rs b/clippy_lints/src/ptr.rs
index 807636bb642..bb8a9b6fca8 100644
--- a/clippy_lints/src/ptr.rs
+++ b/clippy_lints/src/ptr.rs
@@ -271,14 +271,18 @@ fn check_invalid_ptr_usage<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) {
         && let Some(fun_def_id) = cx.qpath_res(qpath, fun.hir_id).opt_def_id()
         && let Some(name) = cx.tcx.get_diagnostic_name(fun_def_id)
     {
+        // TODO: `ptr_slice_from_raw_parts` and its mutable variant should probably still be linted
+        // conditionally based on how the return value is used, but not universally like the other
+        // functions since there are valid uses for null slice pointers.
+        //
+        // See: https://github.com/rust-lang/rust-clippy/pull/13452/files#r1773772034
+
         // `arg` positions where null would cause U.B.
         let arg_indices: &[_] = match name {
             sym::ptr_read
             | sym::ptr_read_unaligned
             | sym::ptr_read_volatile
             | sym::ptr_replace
-            | sym::ptr_slice_from_raw_parts
-            | sym::ptr_slice_from_raw_parts_mut
             | sym::ptr_write
             | sym::ptr_write_bytes
             | sym::ptr_write_unaligned
diff --git a/clippy_lints/src/regex.rs b/clippy_lints/src/regex.rs
index f6ef02b7c23..12cbdb854ef 100644
--- a/clippy_lints/src/regex.rs
+++ b/clippy_lints/src/regex.rs
@@ -3,7 +3,7 @@ use std::fmt::Display;
 use clippy_utils::consts::{ConstEvalCtxt, Constant};
 use clippy_utils::diagnostics::{span_lint, span_lint_and_help};
 use clippy_utils::source::SpanRangeExt;
-use clippy_utils::{def_path_def_ids, path_def_id, paths};
+use clippy_utils::{def_path_res_with_base, find_crates, path_def_id, paths};
 use rustc_ast::ast::{LitKind, StrStyle};
 use rustc_hir::def_id::DefIdMap;
 use rustc_hir::{BorrowKind, Expr, ExprKind};
@@ -75,11 +75,14 @@ impl<'tcx> LateLintPass<'tcx> for Regex {
         // We don't use `match_def_path` here because that relies on matching the exact path, which changed
         // between regex 1.8 and 1.9
         //
-        // `def_path_def_ids` will resolve through re-exports but is relatively heavy, so we only perform
-        // the operation once and store the results
-        let mut resolve = |path, kind| {
-            for id in def_path_def_ids(cx.tcx, path) {
-                self.definitions.insert(id, kind);
+        // `def_path_res_with_base` will resolve through re-exports but is relatively heavy, so we only
+        // perform the operation once and store the results
+        let regex_crates = find_crates(cx.tcx, sym!(regex));
+        let mut resolve = |path: &[&str], kind: RegexKind| {
+            for res in def_path_res_with_base(cx.tcx, regex_crates.clone(), &path[1..]) {
+                if let Some(id) = res.opt_def_id() {
+                    self.definitions.insert(id, kind);
+                }
             }
         };
 
diff --git a/clippy_utils/src/lib.rs b/clippy_utils/src/lib.rs
index a925549b0bf..2fee6473910 100644
--- a/clippy_utils/src/lib.rs
+++ b/clippy_utils/src/lib.rs
@@ -671,6 +671,17 @@ fn item_children_by_name(tcx: TyCtxt<'_>, def_id: DefId, name: Symbol) -> Vec<Re
     }
 }
 
+/// Finds the crates called `name`, may be multiple due to multiple major versions.
+pub fn find_crates(tcx: TyCtxt<'_>, name: Symbol) -> Vec<Res> {
+    tcx.crates(())
+        .iter()
+        .copied()
+        .filter(move |&num| tcx.crate_name(num) == name)
+        .map(CrateNum::as_def_id)
+        .map(|id| Res::Def(tcx.def_kind(id), id))
+        .collect()
+}
+
 /// Resolves a def path like `std::vec::Vec`.
 ///
 /// Can return multiple resolutions when there are multiple versions of the same crate, e.g.
@@ -681,15 +692,7 @@ fn item_children_by_name(tcx: TyCtxt<'_>, def_id: DefId, name: Symbol) -> Vec<Re
 ///
 /// This function is expensive and should be used sparingly.
 pub fn def_path_res(tcx: TyCtxt<'_>, path: &[&str]) -> Vec<Res> {
-    fn find_crates(tcx: TyCtxt<'_>, name: Symbol) -> impl Iterator<Item = DefId> + '_ {
-        tcx.crates(())
-            .iter()
-            .copied()
-            .filter(move |&num| tcx.crate_name(num) == name)
-            .map(CrateNum::as_def_id)
-    }
-
-    let (base, mut path) = match *path {
+    let (base, path) = match *path {
         [primitive] => {
             return vec![PrimTy::from_name(Symbol::intern(primitive)).map_or(Res::Err, Res::PrimTy)];
         },
@@ -705,18 +708,25 @@ pub fn def_path_res(tcx: TyCtxt<'_>, path: &[&str]) -> Vec<Res> {
         None
     };
 
-    let starts = find_primitive_impls(tcx, base)
-        .chain(find_crates(tcx, base_sym))
+    let crates = find_primitive_impls(tcx, base)
         .chain(local_crate)
-        .map(|id| Res::Def(tcx.def_kind(id), id));
+        .map(|id| Res::Def(tcx.def_kind(id), id))
+        .chain(find_crates(tcx, base_sym))
+        .collect();
 
-    let mut resolutions: Vec<Res> = starts.collect();
+    def_path_res_with_base(tcx, crates, path)
+}
 
+/// Resolves a def path like `vec::Vec` with the base `std`.
+///
+/// This is lighter than [`def_path_res`], and should be called with [`find_crates`] looking up
+/// items from the same crate repeatedly, although should still be used sparingly.
+pub fn def_path_res_with_base(tcx: TyCtxt<'_>, mut base: Vec<Res>, mut path: &[&str]) -> Vec<Res> {
     while let [segment, rest @ ..] = path {
         path = rest;
         let segment = Symbol::intern(segment);
 
-        resolutions = resolutions
+        base = base
             .into_iter()
             .filter_map(|res| res.opt_def_id())
             .flat_map(|def_id| {
@@ -735,7 +745,7 @@ pub fn def_path_res(tcx: TyCtxt<'_>, path: &[&str]) -> Vec<Res> {
             .collect();
     }
 
-    resolutions
+    base
 }
 
 /// Resolves a def path like `std::vec::Vec` to its [`DefId`]s, see [`def_path_res`].
diff --git a/tests/ui/allow_attributes.fixed b/tests/ui/allow_attributes.fixed
index 49ee3ee17c7..058dbb77a32 100644
--- a/tests/ui/allow_attributes.fixed
+++ b/tests/ui/allow_attributes.fixed
@@ -58,3 +58,10 @@ fn msrv_1_80() {
     #[allow(unused)]
     let x = 1;
 }
+
+#[deny(clippy::allow_attributes)]
+fn deny_allow_attributes() -> Option<u8> {
+    let allow = None;
+    allow?;
+    Some(42)
+}
diff --git a/tests/ui/allow_attributes.rs b/tests/ui/allow_attributes.rs
index 854acf8348d..6d94ce50e4c 100644
--- a/tests/ui/allow_attributes.rs
+++ b/tests/ui/allow_attributes.rs
@@ -58,3 +58,10 @@ fn msrv_1_80() {
     #[allow(unused)]
     let x = 1;
 }
+
+#[deny(clippy::allow_attributes)]
+fn deny_allow_attributes() -> Option<u8> {
+    let allow = None;
+    allow?;
+    Some(42)
+}
diff --git a/tests/ui/comparison_to_empty.fixed b/tests/ui/comparison_to_empty.fixed
index e102b13a761..a2a3dd9086d 100644
--- a/tests/ui/comparison_to_empty.fixed
+++ b/tests/ui/comparison_to_empty.fixed
@@ -33,4 +33,12 @@ fn main() {
     if let [0] = &*s
         && s == [0]
     {}
+
+    // Also lint the `PartialEq` methods
+    let s = String::new();
+    let _ = s.is_empty();
+    let _ = !s.is_empty();
+    let v = vec![0];
+    let _ = v.is_empty();
+    let _ = !v.is_empty();
 }
diff --git a/tests/ui/comparison_to_empty.rs b/tests/ui/comparison_to_empty.rs
index 69a6c967d38..7c5689a4bbe 100644
--- a/tests/ui/comparison_to_empty.rs
+++ b/tests/ui/comparison_to_empty.rs
@@ -33,4 +33,12 @@ fn main() {
     if let [0] = &*s
         && s == [0]
     {}
+
+    // Also lint the `PartialEq` methods
+    let s = String::new();
+    let _ = s.eq("");
+    let _ = s.ne("");
+    let v = vec![0];
+    let _ = v.eq(&[]);
+    let _ = v.ne(&[]);
 }
diff --git a/tests/ui/comparison_to_empty.stderr b/tests/ui/comparison_to_empty.stderr
index 6b027459ed3..2ee0efc7dbb 100644
--- a/tests/ui/comparison_to_empty.stderr
+++ b/tests/ui/comparison_to_empty.stderr
@@ -55,5 +55,29 @@ error: comparison to empty slice
 LL |         && s == []
    |            ^^^^^^^ help: using `is_empty` is clearer and more explicit: `s.is_empty()`
 
-error: aborting due to 9 previous errors
+error: comparison to empty slice
+  --> tests/ui/comparison_to_empty.rs:39:13
+   |
+LL |     let _ = s.eq("");
+   |             ^^^^^^^^ help: using `is_empty` is clearer and more explicit: `s.is_empty()`
+
+error: comparison to empty slice
+  --> tests/ui/comparison_to_empty.rs:40:13
+   |
+LL |     let _ = s.ne("");
+   |             ^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!s.is_empty()`
+
+error: comparison to empty slice
+  --> tests/ui/comparison_to_empty.rs:42:13
+   |
+LL |     let _ = v.eq(&[]);
+   |             ^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `v.is_empty()`
+
+error: comparison to empty slice
+  --> tests/ui/comparison_to_empty.rs:43:13
+   |
+LL |     let _ = v.ne(&[]);
+   |             ^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!v.is_empty()`
+
+error: aborting due to 13 previous errors
 
diff --git a/tests/ui/empty_line_after/outer_attribute.1.fixed b/tests/ui/empty_line_after/outer_attribute.1.fixed
index cd7ea24b6be..36d80a2c95b 100644
--- a/tests/ui/empty_line_after/outer_attribute.1.fixed
+++ b/tests/ui/empty_line_after/outer_attribute.1.fixed
@@ -51,6 +51,11 @@ mod foo {}
 // Still lint cases where the empty line does not immediately follow the attribute
 fn comment_before_empty_line() {}
 
+//~v empty_line_after_outer_attr
+#[allow(unused)]
+// This comment is isolated
+pub fn isolated_comment() {}
+
 #[doc = "
 Returns the escaped value of the textual representation of
 
diff --git a/tests/ui/empty_line_after/outer_attribute.2.fixed b/tests/ui/empty_line_after/outer_attribute.2.fixed
index 1b044d2fcde..0e8e4129e85 100644
--- a/tests/ui/empty_line_after/outer_attribute.2.fixed
+++ b/tests/ui/empty_line_after/outer_attribute.2.fixed
@@ -54,6 +54,11 @@ mod foo {}
 // Still lint cases where the empty line does not immediately follow the attribute
 fn comment_before_empty_line() {}
 
+//~v empty_line_after_outer_attr
+#[allow(unused)]
+// This comment is isolated
+pub fn isolated_comment() {}
+
 #[doc = "
 Returns the escaped value of the textual representation of
 
diff --git a/tests/ui/empty_line_after/outer_attribute.rs b/tests/ui/empty_line_after/outer_attribute.rs
index 81e1a7ab8ed..1295088ac00 100644
--- a/tests/ui/empty_line_after/outer_attribute.rs
+++ b/tests/ui/empty_line_after/outer_attribute.rs
@@ -60,6 +60,13 @@ mod foo {}
 
 fn comment_before_empty_line() {}
 
+//~v empty_line_after_outer_attr
+#[allow(unused)]
+
+// This comment is isolated
+
+pub fn isolated_comment() {}
+
 #[doc = "
 Returns the escaped value of the textual representation of
 
diff --git a/tests/ui/empty_line_after/outer_attribute.stderr b/tests/ui/empty_line_after/outer_attribute.stderr
index b73ebb4f662..958b40424a9 100644
--- a/tests/ui/empty_line_after/outer_attribute.stderr
+++ b/tests/ui/empty_line_after/outer_attribute.stderr
@@ -99,5 +99,18 @@ LL |   fn comment_before_empty_line() {}
    |
    = help: if the empty line is unintentional remove it
 
-error: aborting due to 8 previous errors
+error: empty lines after outer attribute
+  --> tests/ui/empty_line_after/outer_attribute.rs:64:1
+   |
+LL | / #[allow(unused)]
+LL | |
+LL | | // This comment is isolated
+LL | |
+   | |_
+LL |   pub fn isolated_comment() {}
+   |   ------------------------- the attribute applies to this function
+   |
+   = help: if the empty lines are unintentional remove them
+
+error: aborting due to 9 previous errors
 
diff --git a/tests/ui/invalid_null_ptr_usage.fixed b/tests/ui/invalid_null_ptr_usage.fixed
index eeddc2349a1..092e875a255 100644
--- a/tests/ui/invalid_null_ptr_usage.fixed
+++ b/tests/ui/invalid_null_ptr_usage.fixed
@@ -24,11 +24,8 @@ fn main() {
         let _a: A = std::ptr::read_volatile(core::ptr::NonNull::dangling().as_ptr());
 
         let _a: A = std::ptr::replace(core::ptr::NonNull::dangling().as_ptr(), A);
-
-        let _slice: *const [usize] = std::ptr::slice_from_raw_parts(core::ptr::NonNull::dangling().as_ptr(), 0);
-        let _slice: *const [usize] = std::ptr::slice_from_raw_parts(core::ptr::NonNull::dangling().as_ptr(), 0);
-
-        let _slice: *const [usize] = std::ptr::slice_from_raw_parts_mut(core::ptr::NonNull::dangling().as_ptr(), 0);
+        let _slice: *const [usize] = std::ptr::slice_from_raw_parts(std::ptr::null_mut(), 0); // shouldn't lint
+        let _slice: *const [usize] = std::ptr::slice_from_raw_parts_mut(std::ptr::null_mut(), 0);
 
         std::ptr::swap::<A>(core::ptr::NonNull::dangling().as_ptr(), &mut A);
         std::ptr::swap::<A>(&mut A, core::ptr::NonNull::dangling().as_ptr());
diff --git a/tests/ui/invalid_null_ptr_usage.rs b/tests/ui/invalid_null_ptr_usage.rs
index 8569b774084..480b6642a3e 100644
--- a/tests/ui/invalid_null_ptr_usage.rs
+++ b/tests/ui/invalid_null_ptr_usage.rs
@@ -24,10 +24,7 @@ fn main() {
         let _a: A = std::ptr::read_volatile(std::ptr::null_mut());
 
         let _a: A = std::ptr::replace(std::ptr::null_mut(), A);
-
-        let _slice: *const [usize] = std::ptr::slice_from_raw_parts(std::ptr::null(), 0);
-        let _slice: *const [usize] = std::ptr::slice_from_raw_parts(std::ptr::null_mut(), 0);
-
+        let _slice: *const [usize] = std::ptr::slice_from_raw_parts(std::ptr::null_mut(), 0); // shouldn't lint
         let _slice: *const [usize] = std::ptr::slice_from_raw_parts_mut(std::ptr::null_mut(), 0);
 
         std::ptr::swap::<A>(std::ptr::null_mut(), &mut A);
diff --git a/tests/ui/invalid_null_ptr_usage.stderr b/tests/ui/invalid_null_ptr_usage.stderr
index 54d79ba1aeb..a0be2c0ad75 100644
--- a/tests/ui/invalid_null_ptr_usage.stderr
+++ b/tests/ui/invalid_null_ptr_usage.stderr
@@ -85,70 +85,52 @@ LL |         let _a: A = std::ptr::replace(std::ptr::null_mut(), A);
    |                                       ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
 
 error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:28:69
-   |
-LL |         let _slice: *const [usize] = std::ptr::slice_from_raw_parts(std::ptr::null(), 0);
-   |                                                                     ^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
-
-error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:29:69
-   |
-LL |         let _slice: *const [usize] = std::ptr::slice_from_raw_parts(std::ptr::null_mut(), 0);
-   |                                                                     ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
-
-error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:31:73
-   |
-LL |         let _slice: *const [usize] = std::ptr::slice_from_raw_parts_mut(std::ptr::null_mut(), 0);
-   |                                                                         ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
-
-error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:33:29
+  --> tests/ui/invalid_null_ptr_usage.rs:30:29
    |
 LL |         std::ptr::swap::<A>(std::ptr::null_mut(), &mut A);
    |                             ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
 
 error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:34:37
+  --> tests/ui/invalid_null_ptr_usage.rs:31:37
    |
 LL |         std::ptr::swap::<A>(&mut A, std::ptr::null_mut());
    |                                     ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
 
 error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:36:44
+  --> tests/ui/invalid_null_ptr_usage.rs:33:44
    |
 LL |         std::ptr::swap_nonoverlapping::<A>(std::ptr::null_mut(), &mut A, 0);
    |                                            ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
 
 error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:37:52
+  --> tests/ui/invalid_null_ptr_usage.rs:34:52
    |
 LL |         std::ptr::swap_nonoverlapping::<A>(&mut A, std::ptr::null_mut(), 0);
    |                                                    ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
 
 error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:39:25
+  --> tests/ui/invalid_null_ptr_usage.rs:36:25
    |
 LL |         std::ptr::write(std::ptr::null_mut(), A);
    |                         ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
 
 error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:41:35
+  --> tests/ui/invalid_null_ptr_usage.rs:38:35
    |
 LL |         std::ptr::write_unaligned(std::ptr::null_mut(), A);
    |                                   ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
 
 error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:43:34
+  --> tests/ui/invalid_null_ptr_usage.rs:40:34
    |
 LL |         std::ptr::write_volatile(std::ptr::null_mut(), A);
    |                                  ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
 
 error: pointer must be non-null
-  --> tests/ui/invalid_null_ptr_usage.rs:45:40
+  --> tests/ui/invalid_null_ptr_usage.rs:42:40
    |
 LL |         std::ptr::write_bytes::<usize>(std::ptr::null_mut(), 42, 0);
    |                                        ^^^^^^^^^^^^^^^^^^^^ help: change this to: `core::ptr::NonNull::dangling().as_ptr()`
 
-error: aborting due to 25 previous errors
+error: aborting due to 22 previous errors
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-01-14 06:16:25 +0000