From f095f802dcd0f5ead14539c3f11985b4a3562912 Mon Sep 17 00:00:00 2001
From: Maybe Waffle <waffle.lapkin@gmail.com>
Date: Thu, 16 Jun 2022 19:39:39 +0400
Subject: [PATCH] Move/rename `lazy::Sync{OnceCell,Lazy}` to
 `sync::{Once,Lazy}Lock`

---
 clippy_dev/src/bless.rs | 6 +++---
 clippy_utils/src/lib.rs | 4 ++--
 src/driver.rs           | 6 +++---
 tests/compile-test.rs   | 4 ++--
 tests/test_utils/mod.rs | 4 ++--
 5 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/clippy_dev/src/bless.rs b/clippy_dev/src/bless.rs
index 8e5c739af..f5c51b947 100644
--- a/clippy_dev/src/bless.rs
+++ b/clippy_dev/src/bless.rs
@@ -4,12 +4,12 @@
 use crate::cargo_clippy_path;
 use std::ffi::OsStr;
 use std::fs;
-use std::lazy::SyncLazy;
 use std::path::{Path, PathBuf};
+use std::sync::LazyLock;
 use walkdir::{DirEntry, WalkDir};
 
-static CLIPPY_BUILD_TIME: SyncLazy<Option<std::time::SystemTime>> =
-    SyncLazy::new(|| cargo_clippy_path().metadata().ok()?.modified().ok());
+static CLIPPY_BUILD_TIME: LazyLock<Option<std::time::SystemTime>> =
+    LazyLock::new(|| cargo_clippy_path().metadata().ok()?.modified().ok());
 
 /// # Panics
 ///
diff --git a/clippy_utils/src/lib.rs b/clippy_utils/src/lib.rs
index 0cf23ca62..052d9756c 100644
--- a/clippy_utils/src/lib.rs
+++ b/clippy_utils/src/lib.rs
@@ -62,7 +62,7 @@ pub use self::hir_utils::{both, count_eq, eq_expr_value, over, SpanlessEq, Spanl
 
 use std::collections::hash_map::Entry;
 use std::hash::BuildHasherDefault;
-use std::lazy::SyncOnceCell;
+use std::sync::OnceLock;
 use std::sync::{Mutex, MutexGuard};
 
 use if_chain::if_chain;
@@ -2078,7 +2078,7 @@ pub fn is_hir_ty_cfg_dependant(cx: &LateContext<'_>, ty: &hir::Ty<'_>) -> bool {
     false
 }
 
-static TEST_ITEM_NAMES_CACHE: SyncOnceCell<Mutex<FxHashMap<LocalDefId, Vec<Symbol>>>> = SyncOnceCell::new();
+static TEST_ITEM_NAMES_CACHE: OnceLock<Mutex<FxHashMap<LocalDefId, Vec<Symbol>>>> = OnceLock::new();
 
 fn with_test_item_names<'tcx>(tcx: TyCtxt<'tcx>, module: LocalDefId, f: impl Fn(&[Symbol]) -> bool) -> bool {
     let cache = TEST_ITEM_NAMES_CACHE.get_or_init(|| Mutex::new(FxHashMap::default()));
diff --git a/src/driver.rs b/src/driver.rs
index 7de40fe63..67467f89b 100644
--- a/src/driver.rs
+++ b/src/driver.rs
@@ -21,11 +21,11 @@ use rustc_tools_util::VersionInfo;
 
 use std::borrow::Cow;
 use std::env;
-use std::lazy::SyncLazy;
 use std::ops::Deref;
 use std::panic;
 use std::path::{Path, PathBuf};
 use std::process::{exit, Command};
+use std::sync::LazyLock;
 
 /// If a command-line option matches `find_arg`, then apply the predicate `pred` on its value. If
 /// true, then return it. The parameter is assumed to be either `--arg=value` or `--arg value`.
@@ -152,7 +152,7 @@ You can use tool lints to allow or deny lints from your code, eg.:
 
 const BUG_REPORT_URL: &str = "https://github.com/rust-lang/rust-clippy/issues/new";
 
-static ICE_HOOK: SyncLazy<Box<dyn Fn(&panic::PanicInfo<'_>) + Sync + Send + 'static>> = SyncLazy::new(|| {
+static ICE_HOOK: LazyLock<Box<dyn Fn(&panic::PanicInfo<'_>) + Sync + Send + 'static>> = LazyLock::new(|| {
     let hook = panic::take_hook();
     panic::set_hook(Box::new(|info| report_clippy_ice(info, BUG_REPORT_URL)));
     hook
@@ -219,7 +219,7 @@ fn toolchain_path(home: Option<String>, toolchain: Option<String>) -> Option<Pat
 #[allow(clippy::too_many_lines)]
 pub fn main() {
     rustc_driver::init_rustc_env_logger();
-    SyncLazy::force(&ICE_HOOK);
+    LazyLock::force(&ICE_HOOK);
     exit(rustc_driver::catch_with_exit_code(move || {
         let mut orig_args: Vec<String> = env::args().collect();
 
diff --git a/tests/compile-test.rs b/tests/compile-test.rs
index 04c2eeff0..061cda7e0 100644
--- a/tests/compile-test.rs
+++ b/tests/compile-test.rs
@@ -12,8 +12,8 @@ use std::env::{self, remove_var, set_var, var_os};
 use std::ffi::{OsStr, OsString};
 use std::fs;
 use std::io;
-use std::lazy::SyncLazy;
 use std::path::{Path, PathBuf};
+use std::sync::LazyLock;
 use test_utils::IS_RUSTC_TEST_SUITE;
 
 mod test_utils;
@@ -69,7 +69,7 @@ extern crate tokio;
 /// dependencies must be added to Cargo.toml at the project root. Test
 /// dependencies that are not *directly* used by this test module require an
 /// `extern crate` declaration.
-static EXTERN_FLAGS: SyncLazy<String> = SyncLazy::new(|| {
+static EXTERN_FLAGS: LazyLock<String> = LazyLock::new(|| {
     let current_exe_depinfo = {
         let mut path = env::current_exe().unwrap();
         path.set_extension("d");
diff --git a/tests/test_utils/mod.rs b/tests/test_utils/mod.rs
index 8a4de3f6d..ea8c54e08 100644
--- a/tests/test_utils/mod.rs
+++ b/tests/test_utils/mod.rs
@@ -1,9 +1,9 @@
 #![allow(dead_code)] // see https://github.com/rust-lang/rust/issues/46379
 
-use std::lazy::SyncLazy;
 use std::path::PathBuf;
+use std::sync::LazyLock;
 
-pub static CARGO_CLIPPY_PATH: SyncLazy<PathBuf> = SyncLazy::new(|| {
+pub static CARGO_CLIPPY_PATH: LazyLock<PathBuf> = LazyLock::new(|| {
     let mut path = std::env::current_exe().unwrap();
     assert!(path.pop()); // deps
     path.set_file_name("cargo-clippy");