From f2861746902dfb3be9ef2a7bc929cb09d8f0ef3e Mon Sep 17 00:00:00 2001
From: Pavel Grigorenko <GrigorenkoPV@ya.ru>
Date: Wed, 16 Oct 2024 22:19:56 +0300
Subject: [PATCH] New lint: `dangling_pointers_from_temporaries`

---
 clippy_lints/src/deprecated_lints.rs |  2 +-
 tests/ui/rename.fixed                |  4 ++--
 tests/ui/rename.stderr               | 18 ++++++++++++------
 3 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/clippy_lints/src/deprecated_lints.rs b/clippy_lints/src/deprecated_lints.rs
index 0066ed64325..77dbe9b78a1 100644
--- a/clippy_lints/src/deprecated_lints.rs
+++ b/clippy_lints/src/deprecated_lints.rs
@@ -166,7 +166,7 @@ macro_rules! declare_with_version {
     #[clippy::version = ""]
     ("clippy::positional_named_format_parameters", "named_arguments_used_positionally"),
     #[clippy::version = ""]
-    ("clippy::temporary_cstring_as_ptr", "temporary_cstring_as_ptr"),
+    ("clippy::temporary_cstring_as_ptr", "dangling_pointers_from_temporaries"),
     #[clippy::version = ""]
     ("clippy::undropped_manually_drops", "undropped_manually_drops"),
     #[clippy::version = ""]
diff --git a/tests/ui/rename.fixed b/tests/ui/rename.fixed
index b810fd8224f..0d6e07aa546 100644
--- a/tests/ui/rename.fixed
+++ b/tests/ui/rename.fixed
@@ -54,7 +54,7 @@
 #![allow(enum_intrinsics_non_enums)]
 #![allow(non_fmt_panics)]
 #![allow(named_arguments_used_positionally)]
-#![allow(temporary_cstring_as_ptr)]
+#![allow(dangling_pointers_from_temporaries)]
 #![allow(undropped_manually_drops)]
 #![allow(unknown_lints)]
 #![allow(unused_labels)]
@@ -120,7 +120,7 @@
 #![warn(unexpected_cfgs)] //~ ERROR: lint `clippy::mismatched_target_os`
 #![warn(non_fmt_panics)] //~ ERROR: lint `clippy::panic_params`
 #![warn(named_arguments_used_positionally)] //~ ERROR: lint `clippy::positional_named_format_parameters`
-#![warn(temporary_cstring_as_ptr)] //~ ERROR: lint `clippy::temporary_cstring_as_ptr`
+#![warn(dangling_pointers_from_temporaries)] //~ ERROR: lint `clippy::temporary_cstring_as_ptr`
 #![warn(undropped_manually_drops)] //~ ERROR: lint `clippy::undropped_manually_drops`
 #![warn(unknown_lints)] //~ ERROR: lint `clippy::unknown_clippy_lints`
 #![warn(unused_labels)] //~ ERROR: lint `clippy::unused_label`
diff --git a/tests/ui/rename.stderr b/tests/ui/rename.stderr
index 46d9f0fac59..b906079d7df 100644
--- a/tests/ui/rename.stderr
+++ b/tests/ui/rename.stderr
@@ -1,11 +1,17 @@
+error: lint `temporary_cstring_as_ptr` has been renamed to `dangling_pointers_from_temporaries`
+  --> tests/ui/rename.rs:57:10
+   |
+LL | #![allow(temporary_cstring_as_ptr)]
+   |          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `dangling_pointers_from_temporaries`
+   |
+   = note: `-D renamed-and-removed-lints` implied by `-D warnings`
+   = help: to override `-D warnings` add `#[allow(renamed_and_removed_lints)]`
+
 error: lint `clippy::almost_complete_letter_range` has been renamed to `clippy::almost_complete_range`
   --> tests/ui/rename.rs:63:9
    |
 LL | #![warn(clippy::almost_complete_letter_range)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `clippy::almost_complete_range`
-   |
-   = note: `-D renamed-and-removed-lints` implied by `-D warnings`
-   = help: to override `-D warnings` add `#[allow(renamed_and_removed_lints)]`
 
 error: lint `clippy::blacklisted_name` has been renamed to `clippy::disallowed_names`
   --> tests/ui/rename.rs:64:9
@@ -361,11 +367,11 @@ error: lint `clippy::positional_named_format_parameters` has been renamed to `na
 LL | #![warn(clippy::positional_named_format_parameters)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `named_arguments_used_positionally`
 
-error: lint `clippy::temporary_cstring_as_ptr` has been renamed to `temporary_cstring_as_ptr`
+error: lint `clippy::temporary_cstring_as_ptr` has been renamed to `dangling_pointers_from_temporaries`
   --> tests/ui/rename.rs:123:9
    |
 LL | #![warn(clippy::temporary_cstring_as_ptr)]
-   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `temporary_cstring_as_ptr`
+   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `dangling_pointers_from_temporaries`
 
 error: lint `clippy::undropped_manually_drops` has been renamed to `undropped_manually_drops`
   --> tests/ui/rename.rs:124:9
@@ -397,5 +403,5 @@ error: lint `clippy::reverse_range_loop` has been renamed to `clippy::reversed_e
 LL | #![warn(clippy::reverse_range_loop)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `clippy::reversed_empty_ranges`
 
-error: aborting due to 66 previous errors
+error: aborting due to 67 previous errors