clippy_lints/src/lib.rs

   1 #![feature(array_windows)]
   2 #![feature(binary_heap_into_iter_sorted)]
   3 #![feature(box_patterns)]
   4 #![feature(control_flow_enum)]
   5 #![feature(drain_filter)]
   6 #![feature(iter_intersperse)]
   7 #![feature(let_chains)]
   8 #![feature(let_else)]
   9 #![feature(lint_reasons)]
  10 #![feature(never_type)]
  11 #![feature(once_cell)]
  12 #![feature(rustc_private)]
  13 #![feature(stmt_expr_attributes)]
  14 #![recursion_limit = "512"]
  15 #![cfg_attr(feature = "deny-warnings", deny(warnings))]
  16 #![allow(clippy::missing_docs_in_private_items, clippy::must_use_candidate)]
  17 #![warn(trivial_casts, trivial_numeric_casts)]
  18 // warn on lints, that are included in `rust-lang/rust`s bootstrap
  19 #![warn(rust_2018_idioms, unused_lifetimes)]
  20 // warn on rustc internal lints
  21 #![warn(rustc::internal)]
  22 // Disable this rustc lint for now, as it was also done in rustc
  23 #![allow(rustc::potential_query_instability)]
  24
  25 // FIXME: switch to something more ergonomic here, once available.
  26 // (Currently there is no way to opt into sysroot crates without `extern crate`.)
  27 extern crate rustc_arena;
  28 extern crate rustc_ast;
  29 extern crate rustc_ast_pretty;
  30 extern crate rustc_attr;
  31 extern crate rustc_data_structures;
  32 extern crate rustc_driver;
  33 extern crate rustc_errors;
  34 extern crate rustc_hir;
  35 extern crate rustc_hir_pretty;
  36 extern crate rustc_index;
  37 extern crate rustc_infer;
  38 extern crate rustc_lexer;
  39 extern crate rustc_lint;
  40 extern crate rustc_middle;
  41 extern crate rustc_mir_dataflow;
  42 extern crate rustc_parse;
  43 extern crate rustc_session;
  44 extern crate rustc_span;
  45 extern crate rustc_target;
  46 extern crate rustc_trait_selection;
  47 extern crate rustc_typeck;
  48
  49 #[macro_use]
  50 extern crate clippy_utils;
  51
  52 use clippy_utils::parse_msrv;
  53 use rustc_data_structures::fx::FxHashSet;
  54 use rustc_lint::LintId;
  55 use rustc_semver::RustcVersion;
  56 use rustc_session::Session;
  57
  58 /// Macro used to declare a Clippy lint.
  59 ///
  60 /// Every lint declaration consists of 4 parts:
  61 ///
  62 /// 1. The documentation, which is used for the website
  63 /// 2. The `LINT_NAME`. See [lint naming][lint_naming] on lint naming conventions.
  64 /// 3. The `lint_level`, which is a mapping from *one* of our lint groups to `Allow`, `Warn` or
  65 ///    `Deny`. The lint level here has nothing to do with what lint groups the lint is a part of.
  66 /// 4. The `description` that contains a short explanation on what's wrong with code where the
  67 ///    lint is triggered.
  68 ///
  69 /// Currently the categories `style`, `correctness`, `suspicious`, `complexity` and `perf` are
  70 /// enabled by default. As said in the README.md of this repository, if the lint level mapping
  71 /// changes, please update README.md.
  72 ///
  73 /// # Example
  74 ///
  75 /// ```
  76 /// #![feature(rustc_private)]
  77 /// extern crate rustc_session;
  78 /// use rustc_session::declare_tool_lint;
  79 /// use clippy_lints::declare_clippy_lint;
  80 ///
  81 /// declare_clippy_lint! {
  82 ///     /// ### What it does
  83 ///     /// Checks for ... (describe what the lint matches).
  84 ///     ///
  85 ///     /// ### Why is this bad?
  86 ///     /// Supply the reason for linting the code.
  87 ///     ///
  88 ///     /// ### Example
  89 ///     /// ```rust
  90 ///     /// Insert a short example of code that triggers the lint
  91 ///     /// ```
  92 ///     ///
  93 ///     /// Use instead:
  94 ///     /// ```rust
  95 ///     /// Insert a short example of improved code that doesn't trigger the lint
  96 ///     /// ```
  97 ///     pub LINT_NAME,
  98 ///     pedantic,
  99 ///     "description"
 100 /// }
 101 /// ```
 102 /// [lint_naming]: https://rust-lang.github.io/rfcs/0344-conventions-galore.html#lints
 103 #[macro_export]
 104 macro_rules! declare_clippy_lint {
 105     { $(#[$attr:meta])* pub $name:tt, style, $description:tt } => {
 106         declare_tool_lint! {
 107             $(#[$attr])* pub clippy::$name, Warn, $description, report_in_external_macro: true
 108         }
 109     };
 110     { $(#[$attr:meta])* pub $name:tt, correctness, $description:tt } => {
 111         declare_tool_lint! {
 112             $(#[$attr])* pub clippy::$name, Deny, $description, report_in_external_macro: true
 113         }
 114     };
 115     { $(#[$attr:meta])* pub $name:tt, suspicious, $description:tt } => {
 116         declare_tool_lint! {
 117             $(#[$attr])* pub clippy::$name, Warn, $description, report_in_external_macro: true
 118         }
 119     };
 120     { $(#[$attr:meta])* pub $name:tt, complexity, $description:tt } => {
 121         declare_tool_lint! {
 122             $(#[$attr])* pub clippy::$name, Warn, $description, report_in_external_macro: true
 123         }
 124     };
 125     { $(#[$attr:meta])* pub $name:tt, perf, $description:tt } => {
 126         declare_tool_lint! {
 127             $(#[$attr])* pub clippy::$name, Warn, $description, report_in_external_macro: true
 128         }
 129     };
 130     { $(#[$attr:meta])* pub $name:tt, pedantic, $description:tt } => {
 131         declare_tool_lint! {
 132             $(#[$attr])* pub clippy::$name, Allow, $description, report_in_external_macro: true
 133         }
 134     };
 135     { $(#[$attr:meta])* pub $name:tt, restriction, $description:tt } => {
 136         declare_tool_lint! {
 137             $(#[$attr])* pub clippy::$name, Allow, $description, report_in_external_macro: true
 138         }
 139     };
 140     { $(#[$attr:meta])* pub $name:tt, cargo, $description:tt } => {
 141         declare_tool_lint! {
 142             $(#[$attr])* pub clippy::$name, Allow, $description, report_in_external_macro: true
 143         }
 144     };
 145     { $(#[$attr:meta])* pub $name:tt, nursery, $description:tt } => {
 146         declare_tool_lint! {
 147             $(#[$attr])* pub clippy::$name, Allow, $description, report_in_external_macro: true
 148         }
 149     };
 150     { $(#[$attr:meta])* pub $name:tt, internal, $description:tt } => {
 151         declare_tool_lint! {
 152             $(#[$attr])* pub clippy::$name, Allow, $description, report_in_external_macro: true
 153         }
 154     };
 155     { $(#[$attr:meta])* pub $name:tt, internal_warn, $description:tt } => {
 156         declare_tool_lint! {
 157             $(#[$attr])* pub clippy::$name, Warn, $description, report_in_external_macro: true
 158         }
 159     };
 160 }
 161
 162 #[cfg(feature = "internal")]
 163 pub mod deprecated_lints;
 164 #[cfg_attr(feature = "internal", allow(clippy::missing_clippy_version_attribute))]
 165 mod utils;
 166
 167 mod renamed_lints;
 168
 169 // begin lints modules, do not remove this comment, it’s used in `update_lints`
 170 mod almost_complete_letter_range;
 171 mod approx_const;
 172 mod as_conversions;
 173 mod asm_syntax;
 174 mod assertions_on_constants;
 175 mod assertions_on_result_states;
 176 mod async_yields_async;
 177 mod attrs;
 178 mod await_holding_invalid;
 179 mod blocks_in_if_conditions;
 180 mod bool_assert_comparison;
 181 mod bool_to_int_with_if;
 182 mod booleans;
 183 mod borrow_deref_ref;
 184 mod cargo;
 185 mod casts;
 186 mod checked_conversions;
 187 mod cognitive_complexity;
 188 mod collapsible_if;
 189 mod comparison_chain;
 190 mod copies;
 191 mod copy_iterator;
 192 mod crate_in_macro_def;
 193 mod create_dir;
 194 mod dbg_macro;
 195 mod default;
 196 mod default_instead_of_iter_empty;
 197 mod default_numeric_fallback;
 198 mod default_union_representation;
 199 mod dereference;
 200 mod derivable_impls;
 201 mod derive;
 202 mod disallowed_methods;
 203 mod disallowed_names;
 204 mod disallowed_script_idents;
 205 mod disallowed_types;
 206 mod doc;
 207 mod doc_link_with_quotes;
 208 mod double_parens;
 209 mod drop_forget_ref;
 210 mod duplicate_mod;
 211 mod else_if_without_else;
 212 mod empty_drop;
 213 mod empty_enum;
 214 mod empty_structs_with_brackets;
 215 mod entry;
 216 mod enum_clike;
 217 mod enum_variants;
 218 mod equatable_if_let;
 219 mod escape;
 220 mod eta_reduction;
 221 mod excessive_bools;
 222 mod exhaustive_items;
 223 mod exit;
 224 mod explicit_write;
 225 mod fallible_impl_from;
 226 mod float_literal;
 227 mod floating_point_arithmetic;
 228 mod format;
 229 mod format_args;
 230 mod format_impl;
 231 mod format_push_string;
 232 mod formatting;
 233 mod from_over_into;
 234 mod from_str_radix_10;
 235 mod functions;
 236 mod future_not_send;
 237 mod if_let_mutex;
 238 mod if_not_else;
 239 mod if_then_some_else_none;
 240 mod implicit_hasher;
 241 mod implicit_return;
 242 mod implicit_saturating_sub;
 243 mod inconsistent_struct_constructor;
 244 mod index_refutable_slice;
 245 mod indexing_slicing;
 246 mod infinite_iter;
 247 mod inherent_impl;
 248 mod inherent_to_string;
 249 mod init_numbered_fields;
 250 mod inline_fn_without_body;
 251 mod int_plus_one;
 252 mod invalid_upcast_comparisons;
 253 mod invalid_utf8_in_unchecked;
 254 mod items_after_statements;
 255 mod iter_not_returning_iterator;
 256 mod large_const_arrays;
 257 mod large_enum_variant;
 258 mod large_include_file;
 259 mod large_stack_arrays;
 260 mod len_zero;
 261 mod let_if_seq;
 262 mod let_underscore;
 263 mod lifetimes;
 264 mod literal_representation;
 265 mod loops;
 266 mod macro_use;
 267 mod main_recursion;
 268 mod manual_assert;
 269 mod manual_async_fn;
 270 mod manual_bits;
 271 mod manual_instant_elapsed;
 272 mod manual_non_exhaustive;
 273 mod manual_rem_euclid;
 274 mod manual_retain;
 275 mod manual_string_new;
 276 mod manual_strip;
 277 mod map_unit_fn;
 278 mod match_result_ok;
 279 mod matches;
 280 mod mem_forget;
 281 mod mem_replace;
 282 mod methods;
 283 mod minmax;
 284 mod misc;
 285 mod misc_early;
 286 mod mismatching_type_param_order;
 287 mod missing_const_for_fn;
 288 mod missing_doc;
 289 mod missing_enforced_import_rename;
 290 mod missing_inline;
 291 mod mixed_read_write_in_expression;
 292 mod module_style;
 293 mod multi_assignments;
 294 mod mut_key;
 295 mod mut_mut;
 296 mod mut_reference;
 297 mod mutable_debug_assertion;
 298 mod mutex_atomic;
 299 mod needless_arbitrary_self_type;
 300 mod needless_bool;
 301 mod needless_borrowed_ref;
 302 mod needless_continue;
 303 mod needless_for_each;
 304 mod needless_late_init;
 305 mod needless_parens_on_range_literals;
 306 mod needless_pass_by_value;
 307 mod needless_question_mark;
 308 mod needless_update;
 309 mod neg_cmp_op_on_partial_ord;
 310 mod neg_multiply;
 311 mod new_without_default;
 312 mod no_effect;
 313 mod non_copy_const;
 314 mod non_expressive_names;
 315 mod non_octal_unix_permissions;
 316 mod non_send_fields_in_send_ty;
 317 mod nonstandard_macro_braces;
 318 mod octal_escapes;
 319 mod only_used_in_recursion;
 320 mod operators;
 321 mod option_env_unwrap;
 322 mod option_if_let_else;
 323 mod overflow_check_conditional;
 324 mod panic_in_result_fn;
 325 mod panic_unimplemented;
 326 mod partialeq_ne_impl;
 327 mod partialeq_to_none;
 328 mod pass_by_ref_or_value;
 329 mod pattern_type_mismatch;
 330 mod precedence;
 331 mod ptr;
 332 mod ptr_offset_with_cast;
 333 mod pub_use;
 334 mod question_mark;
 335 mod ranges;
 336 mod rc_clone_in_vec_init;
 337 mod read_zero_byte_vec;
 338 mod redundant_clone;
 339 mod redundant_closure_call;
 340 mod redundant_else;
 341 mod redundant_field_names;
 342 mod redundant_pub_crate;
 343 mod redundant_slicing;
 344 mod redundant_static_lifetimes;
 345 mod ref_option_ref;
 346 mod reference;
 347 mod regex;
 348 mod return_self_not_must_use;
 349 mod returns;
 350 mod same_name_method;
 351 mod self_named_constructors;
 352 mod semicolon_if_nothing_returned;
 353 mod serde_api;
 354 mod shadow;
 355 mod single_char_lifetime_names;
 356 mod single_component_path_imports;
 357 mod size_of_in_element_count;
 358 mod slow_vector_initialization;
 359 mod std_instead_of_core;
 360 mod strings;
 361 mod strlen_on_c_strings;
 362 mod suspicious_operation_groupings;
 363 mod suspicious_trait_impl;
 364 mod swap;
 365 mod swap_ptr_to_ref;
 366 mod tabs_in_doc_comments;
 367 mod temporary_assignment;
 368 mod to_digit_is_some;
 369 mod trailing_empty_array;
 370 mod trait_bounds;
 371 mod transmute;
 372 mod types;
 373 mod undocumented_unsafe_blocks;
 374 mod unicode;
 375 mod uninit_vec;
 376 mod unit_return_expecting_ord;
 377 mod unit_types;
 378 mod unnamed_address;
 379 mod unnecessary_owned_empty_strings;
 380 mod unnecessary_self_imports;
 381 mod unnecessary_wraps;
 382 mod unnested_or_patterns;
 383 mod unsafe_removed_from_name;
 384 mod unused_async;
 385 mod unused_io_amount;
 386 mod unused_peekable;
 387 mod unused_rounding;
 388 mod unused_self;
 389 mod unused_unit;
 390 mod unwrap;
 391 mod unwrap_in_result;
 392 mod upper_case_acronyms;
 393 mod use_self;
 394 mod useless_conversion;
 395 mod vec;
 396 mod vec_init_then_push;
 397 mod wildcard_imports;
 398 mod write;
 399 mod zero_div_zero;
 400 mod zero_sized_map_values;
 401 // end lints modules, do not remove this comment, it’s used in `update_lints`
 402
 403 pub use crate::utils::conf::Conf;
 404 use crate::utils::conf::{format_error, TryConf};
 405
 406 /// Register all pre expansion lints
 407 ///
 408 /// Pre-expansion lints run before any macro expansion has happened.
 409 ///
 410 /// Note that due to the architecture of the compiler, currently `cfg_attr` attributes on crate
 411 /// level (i.e `#![cfg_attr(...)]`) will still be expanded even when using a pre-expansion pass.
 412 ///
 413 /// Used in `./src/driver.rs`.
 414 pub fn register_pre_expansion_lints(store: &mut rustc_lint::LintStore, sess: &Session, conf: &Conf) {
 415     // NOTE: Do not add any more pre-expansion passes. These should be removed eventually.
 416
 417     let msrv = conf.msrv.as_ref().and_then(|s| {
 418         parse_msrv(s, None, None).or_else(|| {
 419             sess.err(&format!(
 420                 "error reading Clippy's configuration file. `{s}` is not a valid Rust version"
 421             ));
 422             None
 423         })
 424     });
 425
 426     store.register_pre_expansion_pass(move || Box::new(attrs::EarlyAttributes { msrv }));
 427 }
 428
 429 fn read_msrv(conf: &Conf, sess: &Session) -> Option<RustcVersion> {
 430     let cargo_msrv = std::env::var("CARGO_PKG_RUST_VERSION")
 431         .ok()
 432         .and_then(|v| parse_msrv(&v, None, None));
 433     let clippy_msrv = conf.msrv.as_ref().and_then(|s| {
 434         parse_msrv(s, None, None).or_else(|| {
 435             sess.err(&format!(
 436                 "error reading Clippy's configuration file. `{s}` is not a valid Rust version"
 437             ));
 438             None
 439         })
 440     });
 441
 442     if let Some(cargo_msrv) = cargo_msrv {
 443         if let Some(clippy_msrv) = clippy_msrv {
 444             // if both files have an msrv, let's compare them and emit a warning if they differ
 445             if clippy_msrv != cargo_msrv {
 446                 sess.warn(&format!(
 447                     "the MSRV in `clippy.toml` and `Cargo.toml` differ; using `{clippy_msrv}` from `clippy.toml`"
 448                 ));
 449             }
 450
 451             Some(clippy_msrv)
 452         } else {
 453             Some(cargo_msrv)
 454         }
 455     } else {
 456         clippy_msrv
 457     }
 458 }
 459
 460 #[doc(hidden)]
 461 pub fn read_conf(sess: &Session) -> Conf {
 462     let file_name = match utils::conf::lookup_conf_file() {
 463         Ok(Some(path)) => path,
 464         Ok(None) => return Conf::default(),
 465         Err(error) => {
 466             sess.struct_err(&format!("error finding Clippy's configuration file: {error}"))
 467                 .emit();
 468             return Conf::default();
 469         },
 470     };
 471
 472     let TryConf { conf, errors, warnings } = utils::conf::read(&file_name);
 473     // all conf errors are non-fatal, we just use the default conf in case of error
 474     for error in errors {
 475         sess.err(&format!(
 476             "error reading Clippy's configuration file `{}`: {}",
 477             file_name.display(),
 478             format_error(error)
 479         ));
 480     }
 481
 482     for warning in warnings {
 483         sess.struct_warn(&format!(
 484             "error reading Clippy's configuration file `{}`: {}",
 485             file_name.display(),
 486             format_error(warning)
 487         ))
 488         .emit();
 489     }
 490
 491     conf
 492 }
 493
 494 /// Register all lints and lint groups with the rustc plugin registry
 495 ///
 496 /// Used in `./src/driver.rs`.
 497 #[expect(clippy::too_many_lines)]
 498 pub fn register_plugins(store: &mut rustc_lint::LintStore, sess: &Session, conf: &Conf) {
 499     register_removed_non_tool_lints(store);
 500
 501     include!("lib.deprecated.rs");
 502
 503     include!("lib.register_lints.rs");
 504     include!("lib.register_restriction.rs");
 505     include!("lib.register_pedantic.rs");
 506
 507     #[cfg(feature = "internal")]
 508     include!("lib.register_internal.rs");
 509
 510     include!("lib.register_all.rs");
 511     include!("lib.register_style.rs");
 512     include!("lib.register_complexity.rs");
 513     include!("lib.register_correctness.rs");
 514     include!("lib.register_suspicious.rs");
 515     include!("lib.register_perf.rs");
 516     include!("lib.register_cargo.rs");
 517     include!("lib.register_nursery.rs");
 518
 519     #[cfg(feature = "internal")]
 520     {
 521         if std::env::var("ENABLE_METADATA_COLLECTION").eq(&Ok("1".to_string())) {
 522             store.register_late_pass(|| Box::new(utils::internal_lints::metadata_collector::MetadataCollector::new()));
 523             return;
 524         }
 525     }
 526
 527     // all the internal lints
 528     #[cfg(feature = "internal")]
 529     {
 530         store.register_early_pass(|| Box::new(utils::internal_lints::ClippyLintsInternal));
 531         store.register_early_pass(|| Box::new(utils::internal_lints::ProduceIce));
 532         store.register_late_pass(|| Box::new(utils::internal_lints::CollapsibleCalls));
 533         store.register_late_pass(|| Box::new(utils::internal_lints::CompilerLintFunctions::new()));
 534         store.register_late_pass(|| Box::new(utils::internal_lints::IfChainStyle));
 535         store.register_late_pass(|| Box::new(utils::internal_lints::InvalidPaths));
 536         store.register_late_pass(|| Box::new(utils::internal_lints::InterningDefinedSymbol::default()));
 537         store.register_late_pass(|| Box::new(utils::internal_lints::LintWithoutLintPass::default()));
 538         store.register_late_pass(|| Box::new(utils::internal_lints::MatchTypeOnDiagItem));
 539         store.register_late_pass(|| Box::new(utils::internal_lints::OuterExpnDataPass));
 540         store.register_late_pass(|| Box::new(utils::internal_lints::MsrvAttrImpl));
 541     }
 542
 543     let arithmetic_side_effects_allowed = conf.arithmetic_side_effects_allowed.clone();
 544     store.register_late_pass(move || {
 545         Box::new(operators::arithmetic_side_effects::ArithmeticSideEffects::new(
 546             arithmetic_side_effects_allowed.clone(),
 547         ))
 548     });
 549     store.register_late_pass(|| Box::new(utils::dump_hir::DumpHir));
 550     store.register_late_pass(|| Box::new(utils::author::Author));
 551     let await_holding_invalid_types = conf.await_holding_invalid_types.clone();
 552     store.register_late_pass(move || {
 553         Box::new(await_holding_invalid::AwaitHolding::new(
 554             await_holding_invalid_types.clone(),
 555         ))
 556     });
 557     store.register_late_pass(|| Box::new(serde_api::SerdeApi));
 558     let vec_box_size_threshold = conf.vec_box_size_threshold;
 559     let type_complexity_threshold = conf.type_complexity_threshold;
 560     let avoid_breaking_exported_api = conf.avoid_breaking_exported_api;
 561     store.register_late_pass(move || {
 562         Box::new(types::Types::new(
 563             vec_box_size_threshold,
 564             type_complexity_threshold,
 565             avoid_breaking_exported_api,
 566         ))
 567     });
 568     store.register_late_pass(|| Box::new(booleans::NonminimalBool));
 569     store.register_late_pass(|| Box::new(enum_clike::UnportableVariant));
 570     store.register_late_pass(|| Box::new(float_literal::FloatLiteral));
 571     store.register_late_pass(|| Box::new(ptr::Ptr));
 572     store.register_late_pass(|| Box::new(needless_bool::NeedlessBool));
 573     store.register_late_pass(|| Box::new(needless_bool::BoolComparison));
 574     store.register_late_pass(|| Box::new(needless_for_each::NeedlessForEach));
 575     store.register_late_pass(|| Box::new(misc::MiscLints));
 576     store.register_late_pass(|| Box::new(eta_reduction::EtaReduction));
 577     store.register_late_pass(|| Box::new(mut_mut::MutMut));
 578     store.register_late_pass(|| Box::new(mut_reference::UnnecessaryMutPassed));
 579     store.register_late_pass(|| Box::new(len_zero::LenZero));
 580     store.register_late_pass(|| Box::new(attrs::Attributes));
 581     store.register_late_pass(|| Box::new(blocks_in_if_conditions::BlocksInIfConditions));
 582     store.register_late_pass(|| Box::new(unicode::Unicode));
 583     store.register_late_pass(|| Box::new(uninit_vec::UninitVec));
 584     store.register_late_pass(|| Box::new(unit_return_expecting_ord::UnitReturnExpectingOrd));
 585     store.register_late_pass(|| Box::new(strings::StringAdd));
 586     store.register_late_pass(|| Box::new(implicit_return::ImplicitReturn));
 587     store.register_late_pass(|| Box::new(implicit_saturating_sub::ImplicitSaturatingSub));
 588     store.register_late_pass(|| Box::new(default_numeric_fallback::DefaultNumericFallback));
 589     store.register_late_pass(|| Box::new(inconsistent_struct_constructor::InconsistentStructConstructor));
 590     store.register_late_pass(|| Box::new(non_octal_unix_permissions::NonOctalUnixPermissions));
 591     store.register_early_pass(|| Box::new(unnecessary_self_imports::UnnecessarySelfImports));
 592
 593     let msrv = read_msrv(conf, sess);
 594     let avoid_breaking_exported_api = conf.avoid_breaking_exported_api;
 595     let allow_expect_in_tests = conf.allow_expect_in_tests;
 596     let allow_unwrap_in_tests = conf.allow_unwrap_in_tests;
 597     store.register_late_pass(move || Box::new(approx_const::ApproxConstant::new(msrv)));
 598     store.register_late_pass(move || {
 599         Box::new(methods::Methods::new(
 600             avoid_breaking_exported_api,
 601             msrv,
 602             allow_expect_in_tests,
 603             allow_unwrap_in_tests,
 604         ))
 605     });
 606     store.register_late_pass(move || Box::new(matches::Matches::new(msrv)));
 607     store.register_early_pass(move || Box::new(manual_non_exhaustive::ManualNonExhaustiveStruct::new(msrv)));
 608     store.register_late_pass(move || Box::new(manual_non_exhaustive::ManualNonExhaustiveEnum::new(msrv)));
 609     store.register_late_pass(move || Box::new(manual_strip::ManualStrip::new(msrv)));
 610     store.register_early_pass(move || Box::new(redundant_static_lifetimes::RedundantStaticLifetimes::new(msrv)));
 611     store.register_early_pass(move || Box::new(redundant_field_names::RedundantFieldNames::new(msrv)));
 612     store.register_late_pass(move || Box::new(checked_conversions::CheckedConversions::new(msrv)));
 613     store.register_late_pass(move || Box::new(mem_replace::MemReplace::new(msrv)));
 614     store.register_late_pass(move || Box::new(ranges::Ranges::new(msrv)));
 615     store.register_late_pass(move || Box::new(from_over_into::FromOverInto::new(msrv)));
 616     store.register_late_pass(move || Box::new(use_self::UseSelf::new(msrv)));
 617     store.register_late_pass(move || Box::new(missing_const_for_fn::MissingConstForFn::new(msrv)));
 618     store.register_late_pass(move || Box::new(needless_question_mark::NeedlessQuestionMark));
 619     store.register_late_pass(move || Box::new(casts::Casts::new(msrv)));
 620     store.register_early_pass(move || Box::new(unnested_or_patterns::UnnestedOrPatterns::new(msrv)));
 621     store.register_late_pass(|| Box::new(size_of_in_element_count::SizeOfInElementCount));
 622     store.register_late_pass(|| Box::new(same_name_method::SameNameMethod));
 623     let max_suggested_slice_pattern_length = conf.max_suggested_slice_pattern_length;
 624     store.register_late_pass(move || {
 625         Box::new(index_refutable_slice::IndexRefutableSlice::new(
 626             max_suggested_slice_pattern_length,
 627             msrv,
 628         ))
 629     });
 630     store.register_late_pass(|| Box::new(shadow::Shadow::default()));
 631     store.register_late_pass(|| Box::new(unit_types::UnitTypes));
 632     store.register_late_pass(|| Box::new(loops::Loops));
 633     store.register_late_pass(|| Box::new(main_recursion::MainRecursion::default()));
 634     store.register_late_pass(|| Box::new(lifetimes::Lifetimes));
 635     store.register_late_pass(|| Box::new(entry::HashMapPass));
 636     store.register_late_pass(|| Box::new(minmax::MinMaxPass));
 637     store.register_late_pass(|| Box::new(zero_div_zero::ZeroDiv));
 638     store.register_late_pass(|| Box::new(mutex_atomic::Mutex));
 639     store.register_late_pass(|| Box::new(needless_update::NeedlessUpdate));
 640     store.register_late_pass(|| Box::new(needless_borrowed_ref::NeedlessBorrowedRef));
 641     store.register_late_pass(|| Box::new(borrow_deref_ref::BorrowDerefRef));
 642     store.register_late_pass(|| Box::new(no_effect::NoEffect));
 643     store.register_late_pass(|| Box::new(temporary_assignment::TemporaryAssignment));
 644     store.register_late_pass(move || Box::new(transmute::Transmute::new(msrv)));
 645     let cognitive_complexity_threshold = conf.cognitive_complexity_threshold;
 646     store.register_late_pass(move || {
 647         Box::new(cognitive_complexity::CognitiveComplexity::new(
 648             cognitive_complexity_threshold,
 649         ))
 650     });
 651     let too_large_for_stack = conf.too_large_for_stack;
 652     store.register_late_pass(move || Box::new(escape::BoxedLocal { too_large_for_stack }));
 653     store.register_late_pass(move || Box::new(vec::UselessVec { too_large_for_stack }));
 654     store.register_late_pass(|| Box::new(panic_unimplemented::PanicUnimplemented));
 655     store.register_late_pass(|| Box::new(strings::StringLitAsBytes));
 656     store.register_late_pass(|| Box::new(derive::Derive));
 657     store.register_late_pass(|| Box::new(derivable_impls::DerivableImpls));
 658     store.register_late_pass(|| Box::new(drop_forget_ref::DropForgetRef));
 659     store.register_late_pass(|| Box::new(empty_enum::EmptyEnum));
 660     store.register_late_pass(|| Box::new(invalid_upcast_comparisons::InvalidUpcastComparisons));
 661     store.register_late_pass(|| Box::new(regex::Regex));
 662     store.register_late_pass(|| Box::new(copies::CopyAndPaste));
 663     store.register_late_pass(|| Box::new(copy_iterator::CopyIterator));
 664     store.register_late_pass(|| Box::new(format::UselessFormat));
 665     store.register_late_pass(|| Box::new(swap::Swap));
 666     store.register_late_pass(|| Box::new(overflow_check_conditional::OverflowCheckConditional));
 667     store.register_late_pass(|| Box::new(new_without_default::NewWithoutDefault::default()));
 668     let disallowed_names = conf.disallowed_names.iter().cloned().collect::<FxHashSet<_>>();
 669     store.register_late_pass(move || Box::new(disallowed_names::DisallowedNames::new(disallowed_names.clone())));
 670     let too_many_arguments_threshold = conf.too_many_arguments_threshold;
 671     let too_many_lines_threshold = conf.too_many_lines_threshold;
 672     let large_error_threshold = conf.large_error_threshold;
 673     store.register_late_pass(move || {
 674         Box::new(functions::Functions::new(
 675             too_many_arguments_threshold,
 676             too_many_lines_threshold,
 677             large_error_threshold,
 678         ))
 679     });
 680     let doc_valid_idents = conf.doc_valid_idents.iter().cloned().collect::<FxHashSet<_>>();
 681     store.register_late_pass(move || Box::new(doc::DocMarkdown::new(doc_valid_idents.clone())));
 682     store.register_late_pass(|| Box::new(neg_multiply::NegMultiply));
 683     store.register_late_pass(|| Box::new(mem_forget::MemForget));
 684     store.register_late_pass(|| Box::new(let_if_seq::LetIfSeq));
 685     store.register_late_pass(|| Box::new(mixed_read_write_in_expression::EvalOrderDependence));
 686     store.register_late_pass(|| Box::new(missing_doc::MissingDoc::new()));
 687     store.register_late_pass(|| Box::new(missing_inline::MissingInline));
 688     store.register_late_pass(move || Box::new(exhaustive_items::ExhaustiveItems));
 689     store.register_late_pass(|| Box::new(match_result_ok::MatchResultOk));
 690     store.register_late_pass(|| Box::new(partialeq_ne_impl::PartialEqNeImpl));
 691     store.register_late_pass(|| Box::new(unused_io_amount::UnusedIoAmount));
 692     let enum_variant_size_threshold = conf.enum_variant_size_threshold;
 693     store.register_late_pass(move || Box::new(large_enum_variant::LargeEnumVariant::new(enum_variant_size_threshold)));
 694     store.register_late_pass(|| Box::new(explicit_write::ExplicitWrite));
 695     store.register_late_pass(|| Box::new(needless_pass_by_value::NeedlessPassByValue));
 696     let pass_by_ref_or_value = pass_by_ref_or_value::PassByRefOrValue::new(
 697         conf.trivial_copy_size_limit,
 698         conf.pass_by_value_size_limit,
 699         conf.avoid_breaking_exported_api,
 700         &sess.target,
 701     );
 702     store.register_late_pass(move || Box::new(pass_by_ref_or_value));
 703     store.register_late_pass(|| Box::new(ref_option_ref::RefOptionRef));
 704     store.register_late_pass(|| Box::new(infinite_iter::InfiniteIter));
 705     store.register_late_pass(|| Box::new(inline_fn_without_body::InlineFnWithoutBody));
 706     store.register_late_pass(|| Box::new(useless_conversion::UselessConversion::default()));
 707     store.register_late_pass(|| Box::new(implicit_hasher::ImplicitHasher));
 708     store.register_late_pass(|| Box::new(fallible_impl_from::FallibleImplFrom));
 709     store.register_late_pass(|| Box::new(question_mark::QuestionMark));
 710     store.register_early_pass(|| Box::new(suspicious_operation_groupings::SuspiciousOperationGroupings));
 711     store.register_late_pass(|| Box::new(suspicious_trait_impl::SuspiciousImpl));
 712     store.register_late_pass(|| Box::new(map_unit_fn::MapUnit));
 713     store.register_late_pass(|| Box::new(inherent_impl::MultipleInherentImpl));
 714     store.register_late_pass(|| Box::new(neg_cmp_op_on_partial_ord::NoNegCompOpForPartialOrd));
 715     store.register_late_pass(|| Box::new(unwrap::Unwrap));
 716     store.register_late_pass(|| Box::new(indexing_slicing::IndexingSlicing));
 717     store.register_late_pass(|| Box::new(non_copy_const::NonCopyConst));
 718     store.register_late_pass(|| Box::new(ptr_offset_with_cast::PtrOffsetWithCast));
 719     store.register_late_pass(|| Box::new(redundant_clone::RedundantClone));
 720     store.register_late_pass(|| Box::new(slow_vector_initialization::SlowVectorInit));
 721     store.register_late_pass(move || Box::new(unnecessary_wraps::UnnecessaryWraps::new(avoid_breaking_exported_api)));
 722     store.register_late_pass(|| Box::new(assertions_on_constants::AssertionsOnConstants));
 723     store.register_late_pass(|| Box::new(assertions_on_result_states::AssertionsOnResultStates));
 724     store.register_late_pass(|| Box::new(inherent_to_string::InherentToString));
 725     let max_trait_bounds = conf.max_trait_bounds;
 726     store.register_late_pass(move || Box::new(trait_bounds::TraitBounds::new(max_trait_bounds)));
 727     store.register_late_pass(|| Box::new(comparison_chain::ComparisonChain));
 728     store.register_late_pass(|| Box::new(mut_key::MutableKeyType));
 729     store.register_early_pass(|| Box::new(reference::DerefAddrOf));
 730     store.register_early_pass(|| Box::new(double_parens::DoubleParens));
 731     store.register_late_pass(|| Box::new(format_impl::FormatImpl::new()));
 732     store.register_early_pass(|| Box::new(unsafe_removed_from_name::UnsafeNameRemoval));
 733     store.register_early_pass(|| Box::new(else_if_without_else::ElseIfWithoutElse));
 734     store.register_early_pass(|| Box::new(int_plus_one::IntPlusOne));
 735     store.register_early_pass(|| Box::new(formatting::Formatting));
 736     store.register_early_pass(|| Box::new(misc_early::MiscEarlyLints));
 737     store.register_early_pass(|| Box::new(redundant_closure_call::RedundantClosureCall));
 738     store.register_late_pass(|| Box::new(redundant_closure_call::RedundantClosureCall));
 739     store.register_early_pass(|| Box::new(unused_unit::UnusedUnit));
 740     store.register_late_pass(|| Box::new(returns::Return));
 741     store.register_early_pass(|| Box::new(collapsible_if::CollapsibleIf));
 742     store.register_early_pass(|| Box::new(items_after_statements::ItemsAfterStatements));
 743     store.register_early_pass(|| Box::new(precedence::Precedence));
 744     store.register_late_pass(|| Box::new(needless_parens_on_range_literals::NeedlessParensOnRangeLiterals));
 745     store.register_early_pass(|| Box::new(needless_continue::NeedlessContinue));
 746     store.register_early_pass(|| Box::new(redundant_else::RedundantElse));
 747     store.register_late_pass(|| Box::new(create_dir::CreateDir));
 748     store.register_early_pass(|| Box::new(needless_arbitrary_self_type::NeedlessArbitrarySelfType));
 749     let literal_representation_lint_fraction_readability = conf.unreadable_literal_lint_fractions;
 750     store.register_early_pass(move || {
 751         Box::new(literal_representation::LiteralDigitGrouping::new(
 752             literal_representation_lint_fraction_readability,
 753         ))
 754     });
 755     let literal_representation_threshold = conf.literal_representation_threshold;
 756     store.register_early_pass(move || {
 757         Box::new(literal_representation::DecimalLiteralRepresentation::new(
 758             literal_representation_threshold,
 759         ))
 760     });
 761     let enum_variant_name_threshold = conf.enum_variant_name_threshold;
 762     store.register_late_pass(move || {
 763         Box::new(enum_variants::EnumVariantNames::new(
 764             enum_variant_name_threshold,
 765             avoid_breaking_exported_api,
 766         ))
 767     });
 768     store.register_early_pass(|| Box::new(tabs_in_doc_comments::TabsInDocComments));
 769     let upper_case_acronyms_aggressive = conf.upper_case_acronyms_aggressive;
 770     store.register_late_pass(move || {
 771         Box::new(upper_case_acronyms::UpperCaseAcronyms::new(
 772             avoid_breaking_exported_api,
 773             upper_case_acronyms_aggressive,
 774         ))
 775     });
 776     store.register_late_pass(|| Box::new(default::Default::default()));
 777     store.register_late_pass(move || Box::new(unused_self::UnusedSelf::new(avoid_breaking_exported_api)));
 778     store.register_late_pass(|| Box::new(mutable_debug_assertion::DebugAssertWithMutCall));
 779     store.register_late_pass(|| Box::new(exit::Exit));
 780     store.register_late_pass(|| Box::new(to_digit_is_some::ToDigitIsSome));
 781     let array_size_threshold = conf.array_size_threshold;
 782     store.register_late_pass(move || Box::new(large_stack_arrays::LargeStackArrays::new(array_size_threshold)));
 783     store.register_late_pass(move || Box::new(large_const_arrays::LargeConstArrays::new(array_size_threshold)));
 784     store.register_late_pass(|| Box::new(floating_point_arithmetic::FloatingPointArithmetic));
 785     store.register_early_pass(|| Box::new(as_conversions::AsConversions));
 786     store.register_late_pass(|| Box::new(let_underscore::LetUnderscore));
 787     store.register_early_pass(|| Box::new(single_component_path_imports::SingleComponentPathImports));
 788     let max_fn_params_bools = conf.max_fn_params_bools;
 789     let max_struct_bools = conf.max_struct_bools;
 790     store.register_early_pass(move || {
 791         Box::new(excessive_bools::ExcessiveBools::new(
 792             max_struct_bools,
 793             max_fn_params_bools,
 794         ))
 795     });
 796     store.register_early_pass(|| Box::new(option_env_unwrap::OptionEnvUnwrap));
 797     let warn_on_all_wildcard_imports = conf.warn_on_all_wildcard_imports;
 798     store.register_late_pass(move || Box::new(wildcard_imports::WildcardImports::new(warn_on_all_wildcard_imports)));
 799     store.register_late_pass(|| Box::new(redundant_pub_crate::RedundantPubCrate::default()));
 800     store.register_late_pass(|| Box::new(unnamed_address::UnnamedAddress));
 801     store.register_late_pass(move || Box::new(dereference::Dereferencing::new(msrv)));
 802     store.register_late_pass(|| Box::new(option_if_let_else::OptionIfLetElse));
 803     store.register_late_pass(|| Box::new(future_not_send::FutureNotSend));
 804     store.register_late_pass(|| Box::new(if_let_mutex::IfLetMutex));
 805     store.register_late_pass(|| Box::new(if_not_else::IfNotElse));
 806     store.register_late_pass(|| Box::new(equatable_if_let::PatternEquality));
 807     store.register_late_pass(|| Box::new(manual_async_fn::ManualAsyncFn));
 808     store.register_late_pass(|| Box::new(panic_in_result_fn::PanicInResultFn));
 809     let single_char_binding_names_threshold = conf.single_char_binding_names_threshold;
 810     store.register_early_pass(move || {
 811         Box::new(non_expressive_names::NonExpressiveNames {
 812             single_char_binding_names_threshold,
 813         })
 814     });
 815     let macro_matcher = conf.standard_macro_braces.iter().cloned().collect::<FxHashSet<_>>();
 816     store.register_early_pass(move || Box::new(nonstandard_macro_braces::MacroBraces::new(&macro_matcher)));
 817     store.register_late_pass(|| Box::new(macro_use::MacroUseImports::default()));
 818     store.register_late_pass(|| Box::new(pattern_type_mismatch::PatternTypeMismatch));
 819     store.register_late_pass(|| Box::new(unwrap_in_result::UnwrapInResult));
 820     store.register_late_pass(|| Box::new(semicolon_if_nothing_returned::SemicolonIfNothingReturned));
 821     store.register_late_pass(|| Box::new(async_yields_async::AsyncYieldsAsync));
 822     let disallowed_methods = conf.disallowed_methods.clone();
 823     store.register_late_pass(move || Box::new(disallowed_methods::DisallowedMethods::new(disallowed_methods.clone())));
 824     store.register_early_pass(|| Box::new(asm_syntax::InlineAsmX86AttSyntax));
 825     store.register_early_pass(|| Box::new(asm_syntax::InlineAsmX86IntelSyntax));
 826     store.register_late_pass(|| Box::new(empty_drop::EmptyDrop));
 827     store.register_late_pass(|| Box::new(strings::StrToString));
 828     store.register_late_pass(|| Box::new(strings::StringToString));
 829     store.register_late_pass(|| Box::new(zero_sized_map_values::ZeroSizedMapValues));
 830     store.register_late_pass(|| Box::new(vec_init_then_push::VecInitThenPush::default()));
 831     store.register_late_pass(|| Box::new(redundant_slicing::RedundantSlicing));
 832     store.register_late_pass(|| Box::new(from_str_radix_10::FromStrRadix10));
 833     store.register_late_pass(move || Box::new(if_then_some_else_none::IfThenSomeElseNone::new(msrv)));
 834     store.register_late_pass(|| Box::new(bool_assert_comparison::BoolAssertComparison));
 835     store.register_early_pass(move || Box::new(module_style::ModStyle));
 836     store.register_late_pass(|| Box::new(unused_async::UnusedAsync));
 837     let disallowed_types = conf.disallowed_types.clone();
 838     store.register_late_pass(move || Box::new(disallowed_types::DisallowedTypes::new(disallowed_types.clone())));
 839     let import_renames = conf.enforced_import_renames.clone();
 840     store.register_late_pass(move || {
 841         Box::new(missing_enforced_import_rename::ImportRename::new(
 842             import_renames.clone(),
 843         ))
 844     });
 845     let scripts = conf.allowed_scripts.clone();
 846     store.register_early_pass(move || Box::new(disallowed_script_idents::DisallowedScriptIdents::new(&scripts)));
 847     store.register_late_pass(|| Box::new(strlen_on_c_strings::StrlenOnCStrings));
 848     store.register_late_pass(move || Box::new(self_named_constructors::SelfNamedConstructors));
 849     store.register_late_pass(move || Box::new(iter_not_returning_iterator::IterNotReturningIterator));
 850     store.register_late_pass(move || Box::new(manual_assert::ManualAssert));
 851     let enable_raw_pointer_heuristic_for_send = conf.enable_raw_pointer_heuristic_for_send;
 852     store.register_late_pass(move || {
 853         Box::new(non_send_fields_in_send_ty::NonSendFieldInSendTy::new(
 854             enable_raw_pointer_heuristic_for_send,
 855         ))
 856     });
 857     store.register_late_pass(move || Box::new(undocumented_unsafe_blocks::UndocumentedUnsafeBlocks));
 858     store.register_late_pass(move || Box::new(format_args::FormatArgs::new(msrv)));
 859     store.register_late_pass(|| Box::new(trailing_empty_array::TrailingEmptyArray));
 860     store.register_early_pass(|| Box::new(octal_escapes::OctalEscapes));
 861     store.register_late_pass(|| Box::new(needless_late_init::NeedlessLateInit));
 862     store.register_late_pass(|| Box::new(return_self_not_must_use::ReturnSelfNotMustUse));
 863     store.register_late_pass(|| Box::new(init_numbered_fields::NumberedFields));
 864     store.register_early_pass(|| Box::new(single_char_lifetime_names::SingleCharLifetimeNames));
 865     store.register_late_pass(move || Box::new(manual_bits::ManualBits::new(msrv)));
 866     store.register_late_pass(|| Box::new(default_union_representation::DefaultUnionRepresentation));
 867     store.register_early_pass(|| Box::new(doc_link_with_quotes::DocLinkWithQuotes));
 868     store.register_late_pass(|| Box::new(only_used_in_recursion::OnlyUsedInRecursion::default()));
 869     let allow_dbg_in_tests = conf.allow_dbg_in_tests;
 870     store.register_late_pass(move || Box::new(dbg_macro::DbgMacro::new(allow_dbg_in_tests)));
 871     let cargo_ignore_publish = conf.cargo_ignore_publish;
 872     store.register_late_pass(move || {
 873         Box::new(cargo::Cargo {
 874             ignore_publish: cargo_ignore_publish,
 875         })
 876     });
 877     store.register_late_pass(|| Box::new(write::Write::default()));
 878     store.register_early_pass(|| Box::new(crate_in_macro_def::CrateInMacroDef));
 879     store.register_early_pass(|| Box::new(empty_structs_with_brackets::EmptyStructsWithBrackets));
 880     store.register_late_pass(|| Box::new(unnecessary_owned_empty_strings::UnnecessaryOwnedEmptyStrings));
 881     store.register_early_pass(|| Box::new(pub_use::PubUse));
 882     store.register_late_pass(|| Box::new(format_push_string::FormatPushString));
 883     let max_include_file_size = conf.max_include_file_size;
 884     store.register_late_pass(move || Box::new(large_include_file::LargeIncludeFile::new(max_include_file_size)));
 885     store.register_late_pass(|| Box::new(strings::TrimSplitWhitespace));
 886     store.register_late_pass(|| Box::new(rc_clone_in_vec_init::RcCloneInVecInit));
 887     store.register_early_pass(|| Box::new(duplicate_mod::DuplicateMod::default()));
 888     store.register_early_pass(|| Box::new(unused_rounding::UnusedRounding));
 889     store.register_early_pass(move || Box::new(almost_complete_letter_range::AlmostCompleteLetterRange::new(msrv)));
 890     store.register_late_pass(|| Box::new(swap_ptr_to_ref::SwapPtrToRef));
 891     store.register_late_pass(|| Box::new(mismatching_type_param_order::TypeParamMismatch));
 892     store.register_late_pass(|| Box::new(read_zero_byte_vec::ReadZeroByteVec));
 893     store.register_late_pass(|| Box::new(default_instead_of_iter_empty::DefaultIterEmpty));
 894     store.register_late_pass(move || Box::new(manual_rem_euclid::ManualRemEuclid::new(msrv)));
 895     store.register_late_pass(move || Box::new(manual_retain::ManualRetain::new(msrv)));
 896     let verbose_bit_mask_threshold = conf.verbose_bit_mask_threshold;
 897     store.register_late_pass(move || Box::new(operators::Operators::new(verbose_bit_mask_threshold)));
 898     store.register_late_pass(|| Box::new(invalid_utf8_in_unchecked::InvalidUtf8InUnchecked));
 899     store.register_late_pass(|| Box::new(std_instead_of_core::StdReexports::default()));
 900     store.register_late_pass(|| Box::new(manual_instant_elapsed::ManualInstantElapsed));
 901     store.register_late_pass(|| Box::new(partialeq_to_none::PartialeqToNone));
 902     store.register_late_pass(|| Box::new(manual_string_new::ManualStringNew));
 903     store.register_late_pass(|| Box::new(unused_peekable::UnusedPeekable));
 904     store.register_early_pass(|| Box::new(multi_assignments::MultiAssignments));
 905     store.register_late_pass(|| Box::new(bool_to_int_with_if::BoolToIntWithIf));
 906     // add lints here, do not remove this comment, it's used in `new_lint`
 907 }
 908
 909 #[rustfmt::skip]
 910 fn register_removed_non_tool_lints(store: &mut rustc_lint::LintStore) {
 911     store.register_removed(
 912         "should_assert_eq",
 913         "`assert!()` will be more flexible with RFC 2011",
 914     );
 915     store.register_removed(
 916         "extend_from_slice",
 917         "`.extend_from_slice(_)` is a faster way to extend a Vec by a slice",
 918     );
 919     store.register_removed(
 920         "range_step_by_zero",
 921         "`iterator.step_by(0)` panics nowadays",
 922     );
 923     store.register_removed(
 924         "unstable_as_slice",
 925         "`Vec::as_slice` has been stabilized in 1.7",
 926     );
 927     store.register_removed(
 928         "unstable_as_mut_slice",
 929         "`Vec::as_mut_slice` has been stabilized in 1.7",
 930     );
 931     store.register_removed(
 932         "misaligned_transmute",
 933         "this lint has been split into cast_ptr_alignment and transmute_ptr_to_ptr",
 934     );
 935     store.register_removed(
 936         "assign_ops",
 937         "using compound assignment operators (e.g., `+=`) is harmless",
 938     );
 939     store.register_removed(
 940         "if_let_redundant_pattern_matching",
 941         "this lint has been changed to redundant_pattern_matching",
 942     );
 943     store.register_removed(
 944         "unsafe_vector_initialization",
 945         "the replacement suggested by this lint had substantially different behavior",
 946     );
 947     store.register_removed(
 948         "reverse_range_loop",
 949         "this lint is now included in reversed_empty_ranges",
 950     );
 951 }
 952
 953 /// Register renamed lints.
 954 ///
 955 /// Used in `./src/driver.rs`.
 956 pub fn register_renamed(ls: &mut rustc_lint::LintStore) {
 957     for (old_name, new_name) in renamed_lints::RENAMED_LINTS {
 958         ls.register_renamed(old_name, new_name);
 959     }
 960 }
 961
 962 // only exists to let the dogfood integration test works.
 963 // Don't run clippy as an executable directly
 964 #[allow(dead_code)]
 965 fn main() {
 966     panic!("Please use the cargo-clippy executable");
 967 }