diff --git a/compiler/rustc_driver/src/lib.rs b/compiler/rustc_driver/src/lib.rs index 3096af90d4770..b71cdad718a27 100644 --- a/compiler/rustc_driver/src/lib.rs +++ b/compiler/rustc_driver/src/lib.rs @@ -849,10 +849,10 @@ Available lint options: }; println!("Lint checks provided by rustc:\n"); - println!(" {} {:7.7} {}", padded("name"), "default", "meaning"); - println!(" {} {:7.7} {}", padded("----"), "-------", "-------"); let print_lints = |lints: Vec<&Lint>| { + println!(" {} {:7.7} {}", padded("name"), "default", "meaning"); + println!(" {} {:7.7} {}", padded("----"), "-------", "-------"); for lint in lints { let name = lint.name_lower().replace('_', "-"); println!( @@ -884,11 +884,15 @@ Available lint options: }; println!("Lint groups provided by rustc:\n"); - println!(" {} sub-lints", padded("name")); - println!(" {} ---------", padded("----")); - println!(" {} all lints that are set to issue warnings", padded("warnings")); - let print_lint_groups = |lints: Vec<(&'static str, Vec)>| { + let print_lint_groups = |lints: Vec<(&'static str, Vec)>, all_warnings| { + println!(" {} sub-lints", padded("name")); + println!(" {} ---------", padded("----")); + + if all_warnings { + println!(" {} all lints that are set to issue warnings", padded("warnings")); + } + for (name, to) in lints { let name = name.to_lowercase().replace('_', "-"); let desc = to @@ -901,7 +905,7 @@ Available lint options: println!("\n"); }; - print_lint_groups(builtin_groups); + print_lint_groups(builtin_groups, true); match (loaded_plugins, plugin.len(), plugin_groups.len()) { (false, 0, _) | (false, _, 0) => { @@ -916,7 +920,7 @@ Available lint options: } if g > 0 { println!("Lint groups provided by plugins loaded by this crate:\n"); - print_lint_groups(plugin_groups); + print_lint_groups(plugin_groups, false); } } } diff --git a/src/librustdoc/config.rs b/src/librustdoc/config.rs index 50d154dd278a1..04638aa1af62b 100644 --- a/src/librustdoc/config.rs +++ b/src/librustdoc/config.rs @@ -353,11 +353,7 @@ impl Options { print_flag_list("-C", config::CG_OPTIONS); return Err(0); } - let w_flags = matches.opt_strs("W"); - if w_flags.iter().any(|x| *x == "help") { - print_flag_list("-W", config::DB_OPTIONS); - return Err(0); - } + if matches.opt_strs("passes") == ["list"] { println!("Available passes for running rustdoc:"); for pass in passes::PASSES { @@ -439,15 +435,19 @@ impl Options { return Err(0); } - if matches.free.is_empty() { + let (lint_opts, describe_lints, lint_cap) = get_cmd_lint_options(matches, error_format); + + let input = PathBuf::from(if describe_lints { + "" // dummy, this won't be used + } else if matches.free.is_empty() { diag.struct_err("missing file operand").emit(); return Err(1); - } - if matches.free.len() > 1 { + } else if matches.free.len() > 1 { diag.struct_err("too many file operands").emit(); return Err(1); - } - let input = PathBuf::from(&matches.free[0]); + } else { + &matches.free[0] + }); let libs = matches .opt_strs("L") @@ -698,8 +698,6 @@ impl Options { let with_examples = matches.opt_strs("with-examples"); let call_locations = crate::scrape_examples::load_call_locations(with_examples, &diag)?; - let (lint_opts, describe_lints, lint_cap) = get_cmd_lint_options(matches, error_format); - Ok(Options { input, proc_macro_crate, diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs index 25a66ee23a086..ded3d9951bd35 100644 --- a/src/librustdoc/lib.rs +++ b/src/librustdoc/lib.rs @@ -75,7 +75,7 @@ use std::env::{self, VarError}; use std::io; use std::process; -use rustc_driver::{abort_on_err, describe_lints}; +use rustc_driver::abort_on_err; use rustc_errors::ErrorGuaranteed; use rustc_interface::interface; use rustc_middle::ty::TyCtxt; @@ -770,15 +770,24 @@ fn main_options(options: config::Options) -> MainResult { let config = core::create_config(options); interface::create_compiler_and_run(config, |compiler| { - compiler.enter(|queries| { - let sess = compiler.session(); + let sess = compiler.session(); - if sess.opts.describe_lints { - let (_, lint_store) = &*queries.register_plugins()?.peek(); - describe_lints(sess, lint_store, true); - return Ok(()); - } + if sess.opts.describe_lints { + let mut lint_store = rustc_lint::new_lint_store( + sess.opts.debugging_opts.no_interleave_lints, + sess.unstable_options(), + ); + let registered_lints = if let Some(register_lints) = compiler.register_lints() { + register_lints(sess, &mut lint_store); + true + } else { + false + }; + rustc_driver::describe_lints(sess, &lint_store, registered_lints); + return Ok(()); + } + compiler.enter(|queries| { // We need to hold on to the complete resolver, so we cause everything to be // cloned for the analysis passes to use. Suboptimal, but necessary in the // current architecture. diff --git a/src/test/run-make/issue-88756-opt-help/Makefile b/src/test/run-make/issue-88756-opt-help/Makefile deleted file mode 100644 index 8ababbf5b4ebd..0000000000000 --- a/src/test/run-make/issue-88756-opt-help/Makefile +++ /dev/null @@ -1,4 +0,0 @@ --include ../../run-make-fulldeps/tools.mk - -all: - $(RUSTDOC) -W help 2>&1 | diff - output-default.stdout diff --git a/src/test/run-make/issue-88756-opt-help/README.md b/src/test/run-make/issue-88756-opt-help/README.md deleted file mode 100644 index 9b742753f25b6..0000000000000 --- a/src/test/run-make/issue-88756-opt-help/README.md +++ /dev/null @@ -1 +0,0 @@ -This is a test to verify that `rustdoc` behaves the same as rustc and prints out help output for its options like -W (#88756). diff --git a/src/test/run-make/issue-88756-opt-help/output-default.stdout b/src/test/run-make/issue-88756-opt-help/output-default.stdout deleted file mode 100644 index 5cb7ecb649a96..0000000000000 --- a/src/test/run-make/issue-88756-opt-help/output-default.stdout +++ /dev/null @@ -1,193 +0,0 @@ - -W allow-features=val -- only allow the listed language features to be enabled in code (space separated) - -W always-encode-mir=val -- encode MIR of all functions into the crate metadata (default: no) - -W assume-incomplete-release=val -- make cfg(version) treat the current version as incomplete (default: no) - -W asm-comments=val -- generate comments into the assembly (may change behavior) (default: no) - -W assert-incr-state=val -- assert that the incremental cache is in given state: either `loaded` or `not-loaded`. - -W binary-dep-depinfo=val -- include artifacts (sysroot, crate dependencies) used during compilation in dep-info (default: no) - -W branch-protection=val -- set options for branch target identification and pointer authentication on AArch64 - -W cf-protection=val -- instrument control-flow architecture protection - -W cgu-partitioning-strategy=val -- the codegen unit partitioning strategy to use - -W chalk=val -- enable the experimental Chalk-based trait solving engine - -W codegen-backend=val -- the backend to use - -W combine-cgu=val -- combine CGUs into a single one - -W crate-attr=val -- inject the given attribute in the crate - -W debug-info-for-profiling=val -- emit discriminators and other data necessary for AutoFDO - -W debug-macros=val -- emit line numbers debug info inside macros (default: no) - -W deduplicate-diagnostics=val -- deduplicate identical diagnostics (default: yes) - -W dep-info-omit-d-target=val -- in dep-info output, omit targets for tracking dependencies of the dep-info files themselves (default: no) - -W dep-tasks=val -- print tasks that execute and the color their dep node gets (requires debug build) (default: no) - -W dlltool=val -- import library generation tool (windows-gnu only) - -W dont-buffer-diagnostics=val -- emit diagnostics rather than buffering (breaks NLL error downgrading, sorting) (default: no) - -W drop-tracking=val -- enables drop tracking in generators (default: no) - -W dual-proc-macros=val -- load proc macros for both target and host, but only link to the target (default: no) - -W dump-dep-graph=val -- dump the dependency graph to $RUST_DEP_GRAPH (default: /tmp/dep_graph.gv) (default: no) - -W dump-mir=val -- dump MIR state to file. - `val` is used to select which passes and functions to dump. For example: - `all` matches all passes and functions, - `foo` matches all passes for functions whose name contains 'foo', - `foo & ConstProp` only the 'ConstProp' pass for function names containing 'foo', - `foo | bar` all passes for function names containing 'foo' or 'bar'. - -W dump-mir-dataflow=val -- in addition to `.mir` files, create graphviz `.dot` files with dataflow results (default: no) - -W dump-mir-dir=val -- the directory the MIR is dumped into (default: `mir_dump`) - -W dump-mir-exclude-pass-number=val -- exclude the pass number when dumping MIR (used in tests) (default: no) - -W dump-mir-graphviz=val -- in addition to `.mir` files, create graphviz `.dot` files (and with `-Z instrument-coverage`, also create a `.dot` file for the MIR-derived coverage graph) (default: no) - -W dump-mir-spanview=val -- in addition to `.mir` files, create `.html` files to view spans for all `statement`s (including terminators), only `terminator` spans, or computed `block` spans (one span encompassing a block's terminator and all statements). If `-Z instrument-coverage` is also enabled, create an additional `.html` file showing the computed coverage spans. - -W emit-stack-sizes=val -- emit a section containing stack size metadata (default: no) - -W fewer-names=val -- reduce memory use by retaining fewer names within compilation artifacts (LLVM-IR) (default: no) - -W force-unstable-if-unmarked=val -- force all crates to be `rustc_private` unstable (default: no) - -W fuel=val -- set the optimization fuel quota for a crate - -W function-sections=val -- whether each function should go in its own section - -W future-incompat-test=val -- forces all lints to be future incompatible, used for internal testing (default: no) - -W gcc-ld=val -- implementation of ld used by cc - -W graphviz-dark-mode=val -- use dark-themed colors in graphviz output (default: no) - -W graphviz-font=val -- use the given `fontname` in graphviz output; can be overridden by setting environment variable `RUSTC_GRAPHVIZ_FONT` (default: `Courier, monospace`) - -W hir-stats=val -- print some statistics about AST and HIR (default: no) - -W human-readable-cgu-names=val -- generate human-readable, predictable names for codegen units (default: no) - -W identify-regions=val -- display unnamed regions as `'`, using a non-ident unique id (default: no) - -W incremental-ignore-spans=val -- ignore spans during ICH computation -- used for testing (default: no) - -W incremental-info=val -- print high-level information about incremental reuse (or the lack thereof) (default: no) - -W incremental-relative-spans=val -- hash spans relative to their parent item for incr. comp. (default: no) - -W incremental-verify-ich=val -- verify incr. comp. hashes of green query instances (default: no) - -W inline-mir=val -- enable MIR inlining (default: no) - -W inline-mir-threshold=val -- a default MIR inlining threshold (default: 50) - -W inline-mir-hint-threshold=val -- inlining threshold for functions with inline hint (default: 100) - -W inline-in-all-cgus=val -- control whether `#[inline]` functions are in all CGUs - -W input-stats=val -- gather statistics about the input (default: no) - -W instrument-coverage=val -- instrument the generated code to support LLVM source-based code coverage reports (note, the compiler build config must include `profiler = true`); implies `-C symbol-mangling-version=v0`. Optional values are: - `=all` (implicit value) - `=except-unused-generics` - `=except-unused-functions` - `=off` (default) - -W instrument-mcount=val -- insert function instrument code for mcount-based tracing (default: no) - -W keep-hygiene-data=val -- keep hygiene data after analysis (default: no) - -W link-native-libraries=val -- link native libraries in the linker invocation (default: yes) - -W link-only=val -- link the `.rlink` file generated by `-Z no-link` (default: no) - -W llvm-plugins=val -- a list LLVM plugins to enable (space separated) - -W llvm-time-trace=val -- generate JSON tracing data file from LLVM data (default: no) - -W location-detail=val -- comma separated list of location details to be tracked when using caller_location valid options are `file`, `line`, and `column` (default: all) - -W ls=val -- list the symbols defined by a library crate (default: no) - -W macro-backtrace=val -- show macro backtraces (default: no) - -W merge-functions=val -- control the operation of the MergeFunctions LLVM pass, taking the same values as the target option of the same name - -W meta-stats=val -- gather metadata statistics (default: no) - -W mir-emit-retag=val -- emit Retagging MIR statements, interpreted e.g., by miri; implies -Zmir-opt-level=0 (default: no) - -W mir-enable-passes=val -- use like `-Zmir-enable-passes=+DestProp,-InstCombine`. Forces the specified passes to be enabled, overriding all other checks. Passes that are not specified are enabled or disabled by other flags as usual. - -W mir-opt-level=val -- MIR optimization level (0-4; default: 1 in non optimized builds and 2 in optimized builds) - -W move-size-limit=val -- the size at which the `large_assignments` lint starts to be emitted - -W mutable-noalias=val -- emit noalias metadata for mutable references (default: yes) - -W new-llvm-pass-manager=val -- use new LLVM pass manager (default: no) - -W nll-facts=val -- dump facts from NLL analysis into side files (default: no) - -W nll-facts-dir=val -- the directory the NLL facts are dumped into (default: `nll-facts`) - -W no-analysis=val -- parse and expand the source, but run no analysis - -W no-codegen=val -- run all passes except codegen; no output - -W no-generate-arange-section=val -- omit DWARF address ranges that give faster lookups - -W no-interleave-lints=val -- execute lints separately; allows benchmarking individual lints - -W no-leak-check=val -- disable the 'leak check' for subtyping; unsound, but useful for tests - -W no-link=val -- compile without linking - -W no-parallel-llvm=val -- run LLVM in non-parallel mode (while keeping codegen-units and ThinLTO) - -W no-unique-section-names=val -- do not use unique names for text and data sections when -Z function-sections is used - -W no-profiler-runtime=val -- prevent automatic injection of the profiler_builtins crate - -W normalize-docs=val -- normalize associated items in rustdoc when generating documentation - -W oom=val -- panic strategy for out-of-memory handling - -W osx-rpath-install-name=val -- pass `-install_name @rpath/...` to the macOS linker (default: no) - -W panic-abort-tests=val -- support compiling tests with panic=abort (default: no) - -W panic-in-drop=val -- panic strategy for panics in drops - -W parse-only=val -- parse only; do not compile, assemble, or link (default: no) - -W perf-stats=val -- print some performance-related statistics (default: no) - -W pick-stable-methods-before-any-unstable=val -- try to pick stable methods first before picking any unstable methods (default: yes) - -W plt=val -- whether to use the PLT when calling into shared libraries; - only has effect for PIC code on systems with ELF binaries - (default: PLT is disabled if full relro is enabled) - -W polonius=val -- enable polonius-based borrow-checker (default: no) - -W polymorphize=val -- perform polymorphization analysis - -W pre-link-arg=val -- a single extra argument to prepend the linker invocation (can be used several times) - -W pre-link-args=val -- extra arguments to prepend to the linker invocation (space separated) - -W precise-enum-drop-elaboration=val -- use a more precise version of drop elaboration for matches on enums (default: yes). This results in better codegen, but has caused miscompilations on some tier 2 platforms. See #77382 and #74551. - -W print-fuel=val -- make rustc print the total optimization fuel used by a crate - -W print-llvm-passes=val -- print the LLVM optimization passes being run (default: no) - -W print-mono-items=val -- print the result of the monomorphization collection pass - -W print-type-sizes=val -- print layout information for each type encountered (default: no) - -W proc-macro-backtrace=val -- show backtraces for panics during proc-macro execution (default: no) - -W profile=val -- insert profiling code (default: no) - -W profile-closures=val -- profile size of closures - -W profile-emit=val -- file path to emit profiling data at runtime when using 'profile' (default based on relative source path) - -W profiler-runtime=val -- name of the profiler runtime crate to automatically inject (default: `profiler_builtins`) - -W profile-sample-use=val -- use the given `.prof` file for sampled profile-guided optimization (also known as AutoFDO) - -W query-dep-graph=val -- enable queries of the dependency graph for regression testing (default: no) - -W randomize-layout=val -- randomize the layout of types (default: no) - -W layout-seed=val -- seed layout randomization - -W relax-elf-relocations=val -- whether ELF relocations can be relaxed - -W relro-level=val -- choose which RELRO level to use - -W remap-cwd-prefix=val -- remap paths under the current working directory to this path prefix - -W simulate-remapped-rust-src-base=val -- simulate the effect of remap-debuginfo = true at bootstrapping by remapping path to rust's source base directory. only meant for testing purposes - -W report-delayed-bugs=val -- immediately print bugs registered with `delay_span_bug` (default: no) - -W sanitizer=val -- use a sanitizer - -W sanitizer-memory-track-origins=val -- enable origins tracking in MemorySanitizer - -W sanitizer-recover=val -- enable recovery for selected sanitizers - -W saturating-float-casts=val -- make float->int casts UB-free: numbers outside the integer type's range are clipped to the max/min integer respectively, and NaN is mapped to 0 (default: yes) - -W save-analysis=val -- write syntax and type analysis (in JSON format) information, in addition to normal output (default: no) - -W self-profile=val -- run the self profiler and output the raw event data - -W self-profile-events=val -- specify the events recorded by the self profiler; - for example: `-Z self-profile-events=default,query-keys` - all options: none, all, default, generic-activity, query-provider, query-cache-hit - query-blocked, incr-cache-load, incr-result-hashing, query-keys, function-args, args, llvm, artifact-sizes - -W self-profile-counter=val -- counter used by the self profiler (default: `wall-time`), one of: - `wall-time` (monotonic clock, i.e. `std::time::Instant`) - `instructions:u` (retired instructions, userspace-only) - `instructions-minus-irqs:u` (subtracting hardware interrupt counts for extra accuracy) - -W share-generics=val -- make the current crate share its generic instantiations - -W show-span=val -- show spans for compiler debugging (expr|pat|ty) - -W span-debug=val -- forward proc_macro::Span's `Debug` impl to `Span` - -W span-free-formats=val -- exclude spans when debug-printing compiler state (default: no) - -W src-hash-algorithm=val -- hash algorithm of source files in debug info (`md5`, `sha1`, or `sha256`) - -W stack-protector=val -- control stack smash protection strategy (`rustc --print stack-protector-strategies` for details) - -W strict-init-checks=val -- control if mem::uninitialized and mem::zeroed panic on more UB - -W strip=val -- tell the linker which information to strip (`none` (default), `debuginfo` or `symbols`) - -W split-dwarf-kind=val -- split dwarf variant (only if -Csplit-debuginfo is enabled and on relevant platform) - (default: `split`) - - `split`: sections which do not require relocation are written into a DWARF object (`.dwo`) - file which is ignored by the linker - `single`: sections which do not require relocation are written into object file but ignored - by the linker - -W split-dwarf-inlining=val -- provide minimal debug info in the object/executable to facilitate online symbolication/stack traces in the absence of .dwo/.dwp files when using Split DWARF - -W symbol-mangling-version=val -- which mangling version to use for symbol names ('legacy' (default) or 'v0') - -W teach=val -- show extended diagnostic help (default: no) - -W temps-dir=val -- the directory the intermediate files are written to - -W terminal-width=val -- set the current terminal width - -W translate-lang=val -- language identifier for diagnostic output - -W translate-additional-ftl=val -- additional fluent translation to preferentially use (for testing translation) - -W translate-directionality-markers=val -- emit directionality isolation markers in translated diagnostics - -W tune-cpu=val -- select processor to schedule for (`rustc --print target-cpus` for details) - -W thinlto=val -- enable ThinLTO when possible - -W thir-unsafeck=val -- use the THIR unsafety checker (default: no) - -W threads=val -- use a thread pool with N threads - -W time=val -- measure time of rustc processes (default: no) - -W time-llvm-passes=val -- measure time of each LLVM pass (default: no) - -W time-passes=val -- measure time of each rustc pass (default: no) - -W tls-model=val -- choose the TLS model to use (`rustc --print tls-models` for details) - -W trace-macros=val -- for every macro invocation, print its name and arguments (default: no) - -W translate-remapped-path-to-local-path=val -- translate remapped paths into local paths when possible (default: yes) - -W trap-unreachable=val -- generate trap instructions for unreachable intrinsics (default: use target setting, usually yes) - -W treat-err-as-bug=val -- treat error number `val` that occurs as bug - -W trim-diagnostic-paths=val -- in diagnostics, use heuristics to shorten paths referring to items - -W ui-testing=val -- emit compiler diagnostics in a form suitable for UI testing (default: no) - -W uninit-const-chunk-threshold=val -- allow generating const initializers with mixed init/uninit chunks, and set the maximum number of chunks for which this is allowed (default: 16) - -W unleash-the-miri-inside-of-you=val -- take the brakes off const evaluation. NOTE: this is unsound (default: no) - -W unpretty=val -- present the input source, unstable (and less-pretty) variants; - `normal`, `identified`, - `expanded`, `expanded,identified`, - `expanded,hygiene` (with internal representations), - `ast-tree` (raw AST before expansion), - `ast-tree,expanded` (raw AST after expansion), - `hir` (the HIR), `hir,identified`, - `hir,typed` (HIR with types for each node), - `hir-tree` (dump the raw HIR), - `mir` (the MIR), or `mir-cfg` (graphviz formatted MIR) - -W unsound-mir-opts=val -- enable unsound and buggy MIR optimizations (default: no) - -W unstable-options=val -- adds unstable command line options to rustc interface (default: no) - -W use-ctors-section=val -- use legacy .ctors section for initializers rather than .init_array - -W validate-mir=val -- validate MIR after each transformation - -W verbose=val -- in general, enable more debug printouts (default: no) - -W verify-llvm-ir=val -- verify LLVM IR (default: no) - -W virtual-function-elimination=val -- enables dead virtual function elimination optimization. Requires `-Clto[=[fat,yes]]` - -W wasi-exec-model=val -- whether to build a wasi command or reactor diff --git a/src/test/run-make/issue-88756-opt-help/x.rs b/src/test/run-make/issue-88756-opt-help/x.rs deleted file mode 100644 index 5df7576133a68..0000000000000 --- a/src/test/run-make/issue-88756-opt-help/x.rs +++ /dev/null @@ -1 +0,0 @@ -// nothing to see here diff --git a/src/test/rustdoc-ui/issue-83883-describe-lints.rs b/src/test/rustdoc-ui/issue-83883-describe-lints.rs index a261b782d4859..0474d6c143e92 100644 --- a/src/test/rustdoc-ui/issue-83883-describe-lints.rs +++ b/src/test/rustdoc-ui/issue-83883-describe-lints.rs @@ -1,8 +1,10 @@ // compile-flags: -W help // check-pass +// check-stdout +// error-pattern:Lint checks provided +// error-pattern:rustdoc::broken-intra-doc-links // // ignore-tidy-linelength // // normalize-stdout-test: "( +name default meaning\n +---- ------- -------\n)?( *[[:word:]:-]+ (allow |warn |deny |forbid ) [^\n]+\n)+" -> " $$NAMES $$LEVELS $$MEANINGS" // normalize-stdout-test: " +name sub-lints\n +---- ---------\n( *[[:word:]:-]+ [^\n]+\n)+" -> " $$NAMES $$SUB_LINTS" -// normalize-stdout-test: " +rustdoc::all( (rustdoc::[[:word:]-]+, )*rustdoc::[[:word:]-]+)?" -> " rustdoc::all $$GROUPS$4" diff --git a/src/test/rustdoc-ui/issue-83883-describe-lints.stdout b/src/test/rustdoc-ui/issue-83883-describe-lints.stdout index 5cb7ecb649a96..bbf66a31583d2 100644 --- a/src/test/rustdoc-ui/issue-83883-describe-lints.stdout +++ b/src/test/rustdoc-ui/issue-83883-describe-lints.stdout @@ -1,193 +1,24 @@ - -W allow-features=val -- only allow the listed language features to be enabled in code (space separated) - -W always-encode-mir=val -- encode MIR of all functions into the crate metadata (default: no) - -W assume-incomplete-release=val -- make cfg(version) treat the current version as incomplete (default: no) - -W asm-comments=val -- generate comments into the assembly (may change behavior) (default: no) - -W assert-incr-state=val -- assert that the incremental cache is in given state: either `loaded` or `not-loaded`. - -W binary-dep-depinfo=val -- include artifacts (sysroot, crate dependencies) used during compilation in dep-info (default: no) - -W branch-protection=val -- set options for branch target identification and pointer authentication on AArch64 - -W cf-protection=val -- instrument control-flow architecture protection - -W cgu-partitioning-strategy=val -- the codegen unit partitioning strategy to use - -W chalk=val -- enable the experimental Chalk-based trait solving engine - -W codegen-backend=val -- the backend to use - -W combine-cgu=val -- combine CGUs into a single one - -W crate-attr=val -- inject the given attribute in the crate - -W debug-info-for-profiling=val -- emit discriminators and other data necessary for AutoFDO - -W debug-macros=val -- emit line numbers debug info inside macros (default: no) - -W deduplicate-diagnostics=val -- deduplicate identical diagnostics (default: yes) - -W dep-info-omit-d-target=val -- in dep-info output, omit targets for tracking dependencies of the dep-info files themselves (default: no) - -W dep-tasks=val -- print tasks that execute and the color their dep node gets (requires debug build) (default: no) - -W dlltool=val -- import library generation tool (windows-gnu only) - -W dont-buffer-diagnostics=val -- emit diagnostics rather than buffering (breaks NLL error downgrading, sorting) (default: no) - -W drop-tracking=val -- enables drop tracking in generators (default: no) - -W dual-proc-macros=val -- load proc macros for both target and host, but only link to the target (default: no) - -W dump-dep-graph=val -- dump the dependency graph to $RUST_DEP_GRAPH (default: /tmp/dep_graph.gv) (default: no) - -W dump-mir=val -- dump MIR state to file. - `val` is used to select which passes and functions to dump. For example: - `all` matches all passes and functions, - `foo` matches all passes for functions whose name contains 'foo', - `foo & ConstProp` only the 'ConstProp' pass for function names containing 'foo', - `foo | bar` all passes for function names containing 'foo' or 'bar'. - -W dump-mir-dataflow=val -- in addition to `.mir` files, create graphviz `.dot` files with dataflow results (default: no) - -W dump-mir-dir=val -- the directory the MIR is dumped into (default: `mir_dump`) - -W dump-mir-exclude-pass-number=val -- exclude the pass number when dumping MIR (used in tests) (default: no) - -W dump-mir-graphviz=val -- in addition to `.mir` files, create graphviz `.dot` files (and with `-Z instrument-coverage`, also create a `.dot` file for the MIR-derived coverage graph) (default: no) - -W dump-mir-spanview=val -- in addition to `.mir` files, create `.html` files to view spans for all `statement`s (including terminators), only `terminator` spans, or computed `block` spans (one span encompassing a block's terminator and all statements). If `-Z instrument-coverage` is also enabled, create an additional `.html` file showing the computed coverage spans. - -W emit-stack-sizes=val -- emit a section containing stack size metadata (default: no) - -W fewer-names=val -- reduce memory use by retaining fewer names within compilation artifacts (LLVM-IR) (default: no) - -W force-unstable-if-unmarked=val -- force all crates to be `rustc_private` unstable (default: no) - -W fuel=val -- set the optimization fuel quota for a crate - -W function-sections=val -- whether each function should go in its own section - -W future-incompat-test=val -- forces all lints to be future incompatible, used for internal testing (default: no) - -W gcc-ld=val -- implementation of ld used by cc - -W graphviz-dark-mode=val -- use dark-themed colors in graphviz output (default: no) - -W graphviz-font=val -- use the given `fontname` in graphviz output; can be overridden by setting environment variable `RUSTC_GRAPHVIZ_FONT` (default: `Courier, monospace`) - -W hir-stats=val -- print some statistics about AST and HIR (default: no) - -W human-readable-cgu-names=val -- generate human-readable, predictable names for codegen units (default: no) - -W identify-regions=val -- display unnamed regions as `'`, using a non-ident unique id (default: no) - -W incremental-ignore-spans=val -- ignore spans during ICH computation -- used for testing (default: no) - -W incremental-info=val -- print high-level information about incremental reuse (or the lack thereof) (default: no) - -W incremental-relative-spans=val -- hash spans relative to their parent item for incr. comp. (default: no) - -W incremental-verify-ich=val -- verify incr. comp. hashes of green query instances (default: no) - -W inline-mir=val -- enable MIR inlining (default: no) - -W inline-mir-threshold=val -- a default MIR inlining threshold (default: 50) - -W inline-mir-hint-threshold=val -- inlining threshold for functions with inline hint (default: 100) - -W inline-in-all-cgus=val -- control whether `#[inline]` functions are in all CGUs - -W input-stats=val -- gather statistics about the input (default: no) - -W instrument-coverage=val -- instrument the generated code to support LLVM source-based code coverage reports (note, the compiler build config must include `profiler = true`); implies `-C symbol-mangling-version=v0`. Optional values are: - `=all` (implicit value) - `=except-unused-generics` - `=except-unused-functions` - `=off` (default) - -W instrument-mcount=val -- insert function instrument code for mcount-based tracing (default: no) - -W keep-hygiene-data=val -- keep hygiene data after analysis (default: no) - -W link-native-libraries=val -- link native libraries in the linker invocation (default: yes) - -W link-only=val -- link the `.rlink` file generated by `-Z no-link` (default: no) - -W llvm-plugins=val -- a list LLVM plugins to enable (space separated) - -W llvm-time-trace=val -- generate JSON tracing data file from LLVM data (default: no) - -W location-detail=val -- comma separated list of location details to be tracked when using caller_location valid options are `file`, `line`, and `column` (default: all) - -W ls=val -- list the symbols defined by a library crate (default: no) - -W macro-backtrace=val -- show macro backtraces (default: no) - -W merge-functions=val -- control the operation of the MergeFunctions LLVM pass, taking the same values as the target option of the same name - -W meta-stats=val -- gather metadata statistics (default: no) - -W mir-emit-retag=val -- emit Retagging MIR statements, interpreted e.g., by miri; implies -Zmir-opt-level=0 (default: no) - -W mir-enable-passes=val -- use like `-Zmir-enable-passes=+DestProp,-InstCombine`. Forces the specified passes to be enabled, overriding all other checks. Passes that are not specified are enabled or disabled by other flags as usual. - -W mir-opt-level=val -- MIR optimization level (0-4; default: 1 in non optimized builds and 2 in optimized builds) - -W move-size-limit=val -- the size at which the `large_assignments` lint starts to be emitted - -W mutable-noalias=val -- emit noalias metadata for mutable references (default: yes) - -W new-llvm-pass-manager=val -- use new LLVM pass manager (default: no) - -W nll-facts=val -- dump facts from NLL analysis into side files (default: no) - -W nll-facts-dir=val -- the directory the NLL facts are dumped into (default: `nll-facts`) - -W no-analysis=val -- parse and expand the source, but run no analysis - -W no-codegen=val -- run all passes except codegen; no output - -W no-generate-arange-section=val -- omit DWARF address ranges that give faster lookups - -W no-interleave-lints=val -- execute lints separately; allows benchmarking individual lints - -W no-leak-check=val -- disable the 'leak check' for subtyping; unsound, but useful for tests - -W no-link=val -- compile without linking - -W no-parallel-llvm=val -- run LLVM in non-parallel mode (while keeping codegen-units and ThinLTO) - -W no-unique-section-names=val -- do not use unique names for text and data sections when -Z function-sections is used - -W no-profiler-runtime=val -- prevent automatic injection of the profiler_builtins crate - -W normalize-docs=val -- normalize associated items in rustdoc when generating documentation - -W oom=val -- panic strategy for out-of-memory handling - -W osx-rpath-install-name=val -- pass `-install_name @rpath/...` to the macOS linker (default: no) - -W panic-abort-tests=val -- support compiling tests with panic=abort (default: no) - -W panic-in-drop=val -- panic strategy for panics in drops - -W parse-only=val -- parse only; do not compile, assemble, or link (default: no) - -W perf-stats=val -- print some performance-related statistics (default: no) - -W pick-stable-methods-before-any-unstable=val -- try to pick stable methods first before picking any unstable methods (default: yes) - -W plt=val -- whether to use the PLT when calling into shared libraries; - only has effect for PIC code on systems with ELF binaries - (default: PLT is disabled if full relro is enabled) - -W polonius=val -- enable polonius-based borrow-checker (default: no) - -W polymorphize=val -- perform polymorphization analysis - -W pre-link-arg=val -- a single extra argument to prepend the linker invocation (can be used several times) - -W pre-link-args=val -- extra arguments to prepend to the linker invocation (space separated) - -W precise-enum-drop-elaboration=val -- use a more precise version of drop elaboration for matches on enums (default: yes). This results in better codegen, but has caused miscompilations on some tier 2 platforms. See #77382 and #74551. - -W print-fuel=val -- make rustc print the total optimization fuel used by a crate - -W print-llvm-passes=val -- print the LLVM optimization passes being run (default: no) - -W print-mono-items=val -- print the result of the monomorphization collection pass - -W print-type-sizes=val -- print layout information for each type encountered (default: no) - -W proc-macro-backtrace=val -- show backtraces for panics during proc-macro execution (default: no) - -W profile=val -- insert profiling code (default: no) - -W profile-closures=val -- profile size of closures - -W profile-emit=val -- file path to emit profiling data at runtime when using 'profile' (default based on relative source path) - -W profiler-runtime=val -- name of the profiler runtime crate to automatically inject (default: `profiler_builtins`) - -W profile-sample-use=val -- use the given `.prof` file for sampled profile-guided optimization (also known as AutoFDO) - -W query-dep-graph=val -- enable queries of the dependency graph for regression testing (default: no) - -W randomize-layout=val -- randomize the layout of types (default: no) - -W layout-seed=val -- seed layout randomization - -W relax-elf-relocations=val -- whether ELF relocations can be relaxed - -W relro-level=val -- choose which RELRO level to use - -W remap-cwd-prefix=val -- remap paths under the current working directory to this path prefix - -W simulate-remapped-rust-src-base=val -- simulate the effect of remap-debuginfo = true at bootstrapping by remapping path to rust's source base directory. only meant for testing purposes - -W report-delayed-bugs=val -- immediately print bugs registered with `delay_span_bug` (default: no) - -W sanitizer=val -- use a sanitizer - -W sanitizer-memory-track-origins=val -- enable origins tracking in MemorySanitizer - -W sanitizer-recover=val -- enable recovery for selected sanitizers - -W saturating-float-casts=val -- make float->int casts UB-free: numbers outside the integer type's range are clipped to the max/min integer respectively, and NaN is mapped to 0 (default: yes) - -W save-analysis=val -- write syntax and type analysis (in JSON format) information, in addition to normal output (default: no) - -W self-profile=val -- run the self profiler and output the raw event data - -W self-profile-events=val -- specify the events recorded by the self profiler; - for example: `-Z self-profile-events=default,query-keys` - all options: none, all, default, generic-activity, query-provider, query-cache-hit - query-blocked, incr-cache-load, incr-result-hashing, query-keys, function-args, args, llvm, artifact-sizes - -W self-profile-counter=val -- counter used by the self profiler (default: `wall-time`), one of: - `wall-time` (monotonic clock, i.e. `std::time::Instant`) - `instructions:u` (retired instructions, userspace-only) - `instructions-minus-irqs:u` (subtracting hardware interrupt counts for extra accuracy) - -W share-generics=val -- make the current crate share its generic instantiations - -W show-span=val -- show spans for compiler debugging (expr|pat|ty) - -W span-debug=val -- forward proc_macro::Span's `Debug` impl to `Span` - -W span-free-formats=val -- exclude spans when debug-printing compiler state (default: no) - -W src-hash-algorithm=val -- hash algorithm of source files in debug info (`md5`, `sha1`, or `sha256`) - -W stack-protector=val -- control stack smash protection strategy (`rustc --print stack-protector-strategies` for details) - -W strict-init-checks=val -- control if mem::uninitialized and mem::zeroed panic on more UB - -W strip=val -- tell the linker which information to strip (`none` (default), `debuginfo` or `symbols`) - -W split-dwarf-kind=val -- split dwarf variant (only if -Csplit-debuginfo is enabled and on relevant platform) - (default: `split`) - `split`: sections which do not require relocation are written into a DWARF object (`.dwo`) - file which is ignored by the linker - `single`: sections which do not require relocation are written into object file but ignored - by the linker - -W split-dwarf-inlining=val -- provide minimal debug info in the object/executable to facilitate online symbolication/stack traces in the absence of .dwo/.dwp files when using Split DWARF - -W symbol-mangling-version=val -- which mangling version to use for symbol names ('legacy' (default) or 'v0') - -W teach=val -- show extended diagnostic help (default: no) - -W temps-dir=val -- the directory the intermediate files are written to - -W terminal-width=val -- set the current terminal width - -W translate-lang=val -- language identifier for diagnostic output - -W translate-additional-ftl=val -- additional fluent translation to preferentially use (for testing translation) - -W translate-directionality-markers=val -- emit directionality isolation markers in translated diagnostics - -W tune-cpu=val -- select processor to schedule for (`rustc --print target-cpus` for details) - -W thinlto=val -- enable ThinLTO when possible - -W thir-unsafeck=val -- use the THIR unsafety checker (default: no) - -W threads=val -- use a thread pool with N threads - -W time=val -- measure time of rustc processes (default: no) - -W time-llvm-passes=val -- measure time of each LLVM pass (default: no) - -W time-passes=val -- measure time of each rustc pass (default: no) - -W tls-model=val -- choose the TLS model to use (`rustc --print tls-models` for details) - -W trace-macros=val -- for every macro invocation, print its name and arguments (default: no) - -W translate-remapped-path-to-local-path=val -- translate remapped paths into local paths when possible (default: yes) - -W trap-unreachable=val -- generate trap instructions for unreachable intrinsics (default: use target setting, usually yes) - -W treat-err-as-bug=val -- treat error number `val` that occurs as bug - -W trim-diagnostic-paths=val -- in diagnostics, use heuristics to shorten paths referring to items - -W ui-testing=val -- emit compiler diagnostics in a form suitable for UI testing (default: no) - -W uninit-const-chunk-threshold=val -- allow generating const initializers with mixed init/uninit chunks, and set the maximum number of chunks for which this is allowed (default: 16) - -W unleash-the-miri-inside-of-you=val -- take the brakes off const evaluation. NOTE: this is unsound (default: no) - -W unpretty=val -- present the input source, unstable (and less-pretty) variants; - `normal`, `identified`, - `expanded`, `expanded,identified`, - `expanded,hygiene` (with internal representations), - `ast-tree` (raw AST before expansion), - `ast-tree,expanded` (raw AST after expansion), - `hir` (the HIR), `hir,identified`, - `hir,typed` (HIR with types for each node), - `hir-tree` (dump the raw HIR), - `mir` (the MIR), or `mir-cfg` (graphviz formatted MIR) - -W unsound-mir-opts=val -- enable unsound and buggy MIR optimizations (default: no) - -W unstable-options=val -- adds unstable command line options to rustc interface (default: no) - -W use-ctors-section=val -- use legacy .ctors section for initializers rather than .init_array - -W validate-mir=val -- validate MIR after each transformation - -W verbose=val -- in general, enable more debug printouts (default: no) - -W verify-llvm-ir=val -- verify LLVM IR (default: no) - -W virtual-function-elimination=val -- enables dead virtual function elimination optimization. Requires `-Clto[=[fat,yes]]` - -W wasi-exec-model=val -- whether to build a wasi command or reactor +Available lint options: + -W Warn about + -A Allow + -D Deny + -F Forbid (deny and all attempts to override) + + +Lint checks provided by rustc: + + $NAMES $LEVELS $MEANINGS + +Lint groups provided by rustc: + + $NAMES $SUB_LINTS + +Lint checks provided by plugins loaded by this crate: + + $NAMES $LEVELS $MEANINGS + +Lint groups provided by plugins loaded by this crate: + + $NAMES $SUB_LINTS + diff --git a/src/tools/compiletest/src/runtest.rs b/src/tools/compiletest/src/runtest.rs index 160b9785d975f..075d75a1d6cea 100644 --- a/src/tools/compiletest/src/runtest.rs +++ b/src/tools/compiletest/src/runtest.rs @@ -3245,7 +3245,8 @@ impl<'test> TestCx<'test> { if !self.props.error_patterns.is_empty() { // "// error-pattern" comments - self.check_error_patterns(&proc_res.stderr, &proc_res, pm); + let output_to_check = self.get_output(&proc_res); + self.check_error_patterns(&output_to_check, &proc_res, pm); } } @@ -3266,7 +3267,8 @@ impl<'test> TestCx<'test> { if check_patterns { // "// error-pattern" comments - self.check_error_patterns(&proc_res.stderr, &proc_res, pm); + let output_to_check = self.get_output(&proc_res); + self.check_error_patterns(&output_to_check, &proc_res, pm); } if check_annotations {