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-rw-r--r--compiler/rustc_session/src/options.rs123
1 files changed, 54 insertions, 69 deletions
diff --git a/compiler/rustc_session/src/options.rs b/compiler/rustc_session/src/options.rs
index d7f1bc0be..3f234a47a 100644
--- a/compiler/rustc_session/src/options.rs
+++ b/compiler/rustc_session/src/options.rs
@@ -186,7 +186,7 @@ top_level_options!(
/// Remap source path prefixes in all output (messages, object files, debug, etc.).
remap_path_prefix: Vec<(PathBuf, PathBuf)> [TRACKED_NO_CRATE_HASH],
/// Base directory containing the `src/` for the Rust standard library, and
- /// potentially `rustc` as well, if we can can find it. Right now it's always
+ /// potentially `rustc` as well, if we can find it. Right now it's always
/// `$sysroot/lib/rustlib/src/rust` (i.e. the `rustup` `rust-src` component).
///
/// This directory is what the virtual `/rustc/$hash` is translated back to,
@@ -280,14 +280,6 @@ macro_rules! options {
) }
-impl Options {
- // JUSTIFICATION: defn of the suggested wrapper fn
- #[allow(rustc::bad_opt_access)]
- pub fn time_passes(&self) -> bool {
- self.unstable_opts.time_passes || self.unstable_opts.time
- }
-}
-
impl CodegenOptions {
// JUSTIFICATION: defn of the suggested wrapper fn
#[allow(rustc::bad_opt_access)]
@@ -1083,12 +1075,11 @@ mod parse {
options! {
CodegenOptions, CG_OPTIONS, cgopts, "C", "codegen",
- // This list is in alphabetical order.
- //
// If you add a new option, please update:
// - compiler/rustc_interface/src/tests.rs
// - src/doc/rustc/src/codegen-options/index.md
+ // tidy-alphabetical-start
ar: String = (String::new(), parse_string, [UNTRACKED],
"this option is deprecated and does nothing"),
#[rustc_lint_opt_deny_field_access("use `Session::code_model` instead of this field")]
@@ -1203,9 +1194,8 @@ options! {
target_feature: String = (String::new(), parse_target_feature, [TRACKED],
"target specific attributes. (`rustc --print target-features` for details). \
This feature is unsafe."),
+ // tidy-alphabetical-end
- // This list is in alphabetical order.
- //
// If you add a new option, please update:
// - compiler/rustc_interface/src/tests.rs
// - src/doc/rustc/src/codegen-options/index.md
@@ -1214,24 +1204,23 @@ options! {
options! {
UnstableOptions, Z_OPTIONS, dbopts, "Z", "unstable",
- // This list is in alphabetical order.
- //
// If you add a new option, please update:
// - compiler/rustc_interface/src/tests.rs
// - src/doc/unstable-book/src/compiler-flags
+ // tidy-alphabetical-start
allow_features: Option<Vec<String>> = (None, parse_opt_comma_list, [TRACKED],
"only allow the listed language features to be enabled in code (space separated)"),
always_encode_mir: bool = (false, parse_bool, [TRACKED],
"encode MIR of all functions into the crate metadata (default: no)"),
- assume_incomplete_release: bool = (false, parse_bool, [TRACKED],
- "make cfg(version) treat the current version as incomplete (default: no)"),
#[rustc_lint_opt_deny_field_access("use `Session::asm_comments` instead of this field")]
asm_comments: bool = (false, parse_bool, [TRACKED],
"generate comments into the assembly (may change behavior) (default: no)"),
assert_incr_state: Option<String> = (None, parse_opt_string, [UNTRACKED],
"assert that the incremental cache is in given state: \
either `loaded` or `not-loaded`."),
+ assume_incomplete_release: bool = (false, parse_bool, [TRACKED],
+ "make cfg(version) treat the current version as incomplete (default: no)"),
#[rustc_lint_opt_deny_field_access("use `Session::binary_dep_depinfo` instead of this field")]
binary_dep_depinfo: bool = (false, parse_bool, [TRACKED],
"include artifacts (sysroot, crate dependencies) used during compilation in dep-info \
@@ -1264,6 +1253,8 @@ options! {
dep_tasks: bool = (false, parse_bool, [UNTRACKED],
"print tasks that execute and the color their dep node gets (requires debug build) \
(default: no)"),
+ diagnostic_width: Option<usize> = (None, parse_opt_number, [UNTRACKED],
+ "set the current output width for diagnostic truncation"),
dlltool: Option<PathBuf> = (None, parse_opt_pathbuf, [UNTRACKED],
"import library generation tool (windows-gnu only)"),
dont_buffer_diagnostics: bool = (false, parse_bool, [UNTRACKED],
@@ -1304,6 +1295,8 @@ options! {
an additional `.html` file showing the computed coverage spans."),
dwarf_version: Option<u32> = (None, parse_opt_number, [TRACKED],
"version of DWARF debug information to emit (default: 2 or 4, depending on platform)"),
+ dylib_lto: bool = (false, parse_bool, [UNTRACKED],
+ "enables LTO for dylib crate type"),
emit_stack_sizes: bool = (false, parse_bool, [UNTRACKED],
"emit a section containing stack size metadata (default: no)"),
emit_thin_lto: bool = (true, parse_bool, [TRACKED],
@@ -1345,16 +1338,16 @@ options! {
"hash spans relative to their parent item for incr. comp. (default: no)"),
incremental_verify_ich: bool = (false, parse_bool, [UNTRACKED],
"verify incr. comp. hashes of green query instances (default: no)"),
+ inline_in_all_cgus: Option<bool> = (None, parse_opt_bool, [TRACKED],
+ "control whether `#[inline]` functions are in all CGUs"),
inline_llvm: bool = (true, parse_bool, [TRACKED],
"enable LLVM inlining (default: yes)"),
inline_mir: Option<bool> = (None, parse_opt_bool, [TRACKED],
"enable MIR inlining (default: no)"),
- inline_mir_threshold: Option<usize> = (None, parse_opt_number, [TRACKED],
- "a default MIR inlining threshold (default: 50)"),
inline_mir_hint_threshold: Option<usize> = (None, parse_opt_number, [TRACKED],
"inlining threshold for functions with inline hint (default: 100)"),
- inline_in_all_cgus: Option<bool> = (None, parse_opt_bool, [TRACKED],
- "control whether `#[inline]` functions are in all CGUs"),
+ inline_mir_threshold: Option<usize> = (None, parse_opt_number, [TRACKED],
+ "a default MIR inlining threshold (default: 50)"),
input_stats: bool = (false, parse_bool, [UNTRACKED],
"gather statistics about the input (default: no)"),
#[rustc_lint_opt_deny_field_access("use `Session::instrument_coverage` instead of this field")]
@@ -1371,6 +1364,8 @@ options! {
"insert function instrument code for mcount-based tracing (default: no)"),
keep_hygiene_data: bool = (false, parse_bool, [UNTRACKED],
"keep hygiene data after analysis (default: no)"),
+ layout_seed: Option<u64> = (None, parse_opt_number, [TRACKED],
+ "seed layout randomization"),
link_native_libraries: bool = (true, parse_bool, [UNTRACKED],
"link native libraries in the linker invocation (default: yes)"),
link_only: bool = (false, parse_bool, [TRACKED],
@@ -1400,17 +1395,15 @@ options! {
"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."),
- mir_pretty_relative_line_numbers: bool = (false, parse_bool, [UNTRACKED],
- "use line numbers relative to the function in mir pretty printing"),
#[rustc_lint_opt_deny_field_access("use `Session::mir_opt_level` instead of this field")]
mir_opt_level: Option<usize> = (None, parse_opt_number, [TRACKED],
"MIR optimization level (0-4; default: 1 in non optimized builds and 2 in optimized builds)"),
+ mir_pretty_relative_line_numbers: bool = (false, parse_bool, [UNTRACKED],
+ "use line numbers relative to the function in mir pretty printing"),
move_size_limit: Option<usize> = (None, parse_opt_number, [TRACKED],
"the size at which the `large_assignments` lint starts to be emitted"),
mutable_noalias: Option<bool> = (None, parse_opt_bool, [TRACKED],
"emit noalias metadata for mutable references (default: yes)"),
- new_llvm_pass_manager: Option<bool> = (None, parse_opt_bool, [TRACKED],
- "use new LLVM pass manager (default: no)"),
nll_facts: bool = (false, parse_bool, [UNTRACKED],
"dump facts from NLL analysis into side files (default: no)"),
nll_facts_dir: String = ("nll-facts".to_string(), parse_string, [UNTRACKED],
@@ -1429,18 +1422,16 @@ options! {
"compile without linking"),
no_parallel_llvm: bool = (false, parse_no_flag, [UNTRACKED],
"run LLVM in non-parallel mode (while keeping codegen-units and ThinLTO)"),
- no_unique_section_names: bool = (false, parse_bool, [TRACKED],
- "do not use unique names for text and data sections when -Z function-sections is used"),
no_profiler_runtime: bool = (false, parse_no_flag, [TRACKED],
"prevent automatic injection of the profiler_builtins crate"),
+ no_unique_section_names: bool = (false, parse_bool, [TRACKED],
+ "do not use unique names for text and data sections when -Z function-sections is used"),
normalize_docs: bool = (false, parse_bool, [TRACKED],
"normalize associated items in rustdoc when generating documentation"),
oom: OomStrategy = (OomStrategy::Abort, parse_oom_strategy, [TRACKED],
"panic strategy for out-of-memory handling"),
osx_rpath_install_name: bool = (false, parse_bool, [TRACKED],
"pass `-install_name @rpath/...` to the macOS linker (default: no)"),
- diagnostic_width: Option<usize> = (None, parse_opt_number, [UNTRACKED],
- "set the current output width for diagnostic truncation"),
packed_bundled_libs: bool = (false, parse_bool, [TRACKED],
"change rlib format to store native libraries as archives"),
panic_abort_tests: bool = (false, parse_bool, [TRACKED],
@@ -1490,25 +1481,20 @@ options! {
profile_emit: Option<PathBuf> = (None, parse_opt_pathbuf, [TRACKED],
"file path to emit profiling data at runtime when using 'profile' \
(default based on relative source path)"),
- profiler_runtime: String = (String::from("profiler_builtins"), parse_string, [TRACKED],
- "name of the profiler runtime crate to automatically inject (default: `profiler_builtins`)"),
profile_sample_use: Option<PathBuf> = (None, parse_opt_pathbuf, [TRACKED],
"use the given `.prof` file for sampled profile-guided optimization (also known as AutoFDO)"),
+ profiler_runtime: String = (String::from("profiler_builtins"), parse_string, [TRACKED],
+ "name of the profiler runtime crate to automatically inject (default: `profiler_builtins`)"),
query_dep_graph: bool = (false, parse_bool, [UNTRACKED],
"enable queries of the dependency graph for regression testing (default: no)"),
randomize_layout: bool = (false, parse_bool, [TRACKED],
"randomize the layout of types (default: no)"),
- layout_seed: Option<u64> = (None, parse_opt_number, [TRACKED],
- "seed layout randomization"),
relax_elf_relocations: Option<bool> = (None, parse_opt_bool, [TRACKED],
"whether ELF relocations can be relaxed"),
relro_level: Option<RelroLevel> = (None, parse_relro_level, [TRACKED],
"choose which RELRO level to use"),
remap_cwd_prefix: Option<PathBuf> = (None, parse_opt_pathbuf, [TRACKED],
"remap paths under the current working directory to this path prefix"),
- simulate_remapped_rust_src_base: Option<PathBuf> = (None, parse_opt_pathbuf, [TRACKED],
- "simulate the effect of remap-debuginfo = true at bootstrapping by remapping path \
- to rust's source base directory. only meant for testing purposes"),
report_delayed_bugs: bool = (false, parse_bool, [TRACKED],
"immediately print bugs registered with `delay_span_bug` (default: no)"),
sanitizer: SanitizerSet = (SanitizerSet::empty(), parse_sanitizers, [TRACKED],
@@ -1526,27 +1512,41 @@ options! {
self_profile: SwitchWithOptPath = (SwitchWithOptPath::Disabled,
parse_switch_with_opt_path, [UNTRACKED],
"run the self profiler and output the raw event data"),
- /// keep this in sync with the event filter names in librustc_data_structures/profiling.rs
- self_profile_events: Option<Vec<String>> = (None, parse_opt_comma_list, [UNTRACKED],
- "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"),
self_profile_counter: String = ("wall-time".to_string(), parse_string, [UNTRACKED],
"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)"
),
+ /// keep this in sync with the event filter names in librustc_data_structures/profiling.rs
+ self_profile_events: Option<Vec<String>> = (None, parse_opt_comma_list, [UNTRACKED],
+ "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"),
share_generics: Option<bool> = (None, parse_opt_bool, [TRACKED],
"make the current crate share its generic instantiations"),
show_span: Option<String> = (None, parse_opt_string, [TRACKED],
"show spans for compiler debugging (expr|pat|ty)"),
+ simulate_remapped_rust_src_base: Option<PathBuf> = (None, parse_opt_pathbuf, [TRACKED],
+ "simulate the effect of remap-debuginfo = true at bootstrapping by remapping path \
+ to rust's source base directory. only meant for testing purposes"),
span_debug: bool = (false, parse_bool, [UNTRACKED],
"forward proc_macro::Span's `Debug` impl to `Span`"),
/// o/w tests have closure@path
span_free_formats: bool = (false, parse_bool, [UNTRACKED],
"exclude spans when debug-printing compiler state (default: no)"),
+ split_dwarf_inlining: bool = (true, parse_bool, [TRACKED],
+ "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"),
+ split_dwarf_kind: SplitDwarfKind = (SplitDwarfKind::Split, parse_split_dwarf_kind, [TRACKED],
+ "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"),
src_hash_algorithm: Option<SourceFileHashAlgorithm> = (None, parse_src_file_hash, [TRACKED],
"hash algorithm of source files in debug info (`md5`, `sha1`, or `sha256`)"),
#[rustc_lint_opt_deny_field_access("use `Session::stack_protector` instead of this field")]
@@ -1556,17 +1556,6 @@ options! {
"control if mem::uninitialized and mem::zeroed panic on more UB"),
strip: Strip = (Strip::None, parse_strip, [UNTRACKED],
"tell the linker which information to strip (`none` (default), `debuginfo` or `symbols`)"),
- split_dwarf_kind: SplitDwarfKind = (SplitDwarfKind::Split, parse_split_dwarf_kind, [TRACKED],
- "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"),
- split_dwarf_inlining: bool = (true, parse_bool, [TRACKED],
- "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"),
symbol_mangling_version: Option<SymbolManglingVersion> = (None,
parse_symbol_mangling_version, [TRACKED],
"which mangling version to use for symbol names ('legacy' (default) or 'v0')"),
@@ -1575,17 +1564,6 @@ options! {
"show extended diagnostic help (default: no)"),
temps_dir: Option<String> = (None, parse_opt_string, [UNTRACKED],
"the directory the intermediate files are written to"),
- // Diagnostics are considered side-effects of a query (see `QuerySideEffects`) and are saved
- // alongside query results and changes to translation options can affect diagnostics - so
- // translation options should be tracked.
- translate_lang: Option<LanguageIdentifier> = (None, parse_opt_langid, [TRACKED],
- "language identifier for diagnostic output"),
- translate_additional_ftl: Option<PathBuf> = (None, parse_opt_pathbuf, [TRACKED],
- "additional fluent translation to preferentially use (for testing translation)"),
- translate_directionality_markers: bool = (false, parse_bool, [TRACKED],
- "emit directionality isolation markers in translated diagnostics"),
- tune_cpu: Option<String> = (None, parse_opt_string, [TRACKED],
- "select processor to schedule for (`rustc --print target-cpus` for details)"),
#[rustc_lint_opt_deny_field_access("use `Session::lto` instead of this field")]
thinlto: Option<bool> = (None, parse_opt_bool, [TRACKED],
"enable ThinLTO when possible"),
@@ -1598,9 +1576,6 @@ options! {
#[rustc_lint_opt_deny_field_access("use `Session::threads` instead of this field")]
threads: usize = (1, parse_threads, [UNTRACKED],
"use a thread pool with N threads"),
- #[rustc_lint_opt_deny_field_access("use `Session::time_passes` instead of this field")]
- time: bool = (false, parse_bool, [UNTRACKED],
- "measure time of rustc processes (default: no)"),
#[rustc_lint_opt_deny_field_access("use `Session::time_llvm_passes` instead of this field")]
time_llvm_passes: bool = (false, parse_bool, [UNTRACKED],
"measure time of each LLVM pass (default: no)"),
@@ -1612,6 +1587,15 @@ options! {
"choose the TLS model to use (`rustc --print tls-models` for details)"),
trace_macros: bool = (false, parse_bool, [UNTRACKED],
"for every macro invocation, print its name and arguments (default: no)"),
+ // Diagnostics are considered side-effects of a query (see `QuerySideEffects`) and are saved
+ // alongside query results and changes to translation options can affect diagnostics - so
+ // translation options should be tracked.
+ translate_additional_ftl: Option<PathBuf> = (None, parse_opt_pathbuf, [TRACKED],
+ "additional fluent translation to preferentially use (for testing translation)"),
+ translate_directionality_markers: bool = (false, parse_bool, [TRACKED],
+ "emit directionality isolation markers in translated diagnostics"),
+ translate_lang: Option<LanguageIdentifier> = (None, parse_opt_langid, [TRACKED],
+ "language identifier for diagnostic output"),
translate_remapped_path_to_local_path: bool = (true, parse_bool, [TRACKED],
"translate remapped paths into local paths when possible (default: yes)"),
trap_unreachable: Option<bool> = (None, parse_opt_bool, [TRACKED],
@@ -1620,6 +1604,8 @@ options! {
"treat error number `val` that occurs as bug"),
trim_diagnostic_paths: bool = (true, parse_bool, [UNTRACKED],
"in diagnostics, use heuristics to shorten paths referring to items"),
+ tune_cpu: Option<String> = (None, parse_opt_string, [TRACKED],
+ "select processor to schedule for (`rustc --print target-cpus` for details)"),
ui_testing: bool = (false, parse_bool, [UNTRACKED],
"emit compiler diagnostics in a form suitable for UI testing (default: no)"),
uninit_const_chunk_threshold: usize = (16, parse_number, [TRACKED],
@@ -1660,9 +1646,8 @@ options! {
Requires `-Clto[=[fat,yes]]`"),
wasi_exec_model: Option<WasiExecModel> = (None, parse_wasi_exec_model, [TRACKED],
"whether to build a wasi command or reactor"),
+ // tidy-alphabetical-end
- // This list is in alphabetical order.
- //
// If you add a new option, please update:
// - compiler/rustc_interface/src/tests.rs
}