diff options
Diffstat (limited to 'compiler/rustc_session/src/options.rs')
| -rw-r--r-- | compiler/rustc_session/src/options.rs | 88 |
1 files changed, 47 insertions, 41 deletions
diff --git a/compiler/rustc_session/src/options.rs b/compiler/rustc_session/src/options.rs index 1827f1c20..d7f1bc0be 100644 --- a/compiler/rustc_session/src/options.rs +++ b/compiler/rustc_session/src/options.rs @@ -5,7 +5,7 @@ use crate::lint; use crate::search_paths::SearchPath; use crate::utils::NativeLib; use rustc_errors::LanguageIdentifier; -use rustc_target::spec::{CodeModel, LinkerFlavor, MergeFunctions, PanicStrategy, SanitizerSet}; +use rustc_target::spec::{CodeModel, LinkerFlavorCli, MergeFunctions, PanicStrategy, SanitizerSet}; use rustc_target::spec::{ RelocModel, RelroLevel, SplitDebuginfo, StackProtector, TargetTriple, TlsModel, }; @@ -127,11 +127,11 @@ top_level_options!( /// `CodegenOptions`, think about how it influences incremental compilation. If in /// doubt, specify `[TRACKED]`, which is always "correct" but might lead to /// unnecessary re-compilation. - #[cfg_attr(not(bootstrap), rustc_lint_opt_ty)] + #[rustc_lint_opt_ty] pub struct Options { /// The crate config requested for the session, which may be combined /// with additional crate configurations during the compile process. - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::crate_types` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::crate_types` instead of this field")] crate_types: Vec<CrateType> [TRACKED], optimize: OptLevel [TRACKED], /// Include the `debug_assertions` flag in dependency tracking, since it @@ -178,9 +178,9 @@ top_level_options!( /// what rustc was invoked with, but massaged a bit to agree with /// commands like `--emit llvm-ir` which they're often incompatible with /// if we otherwise use the defaults of rustc. - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::codegen_units` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::codegen_units` instead of this field")] cli_forced_codegen_units: Option<usize> [UNTRACKED], - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::lto` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::lto` instead of this field")] cli_forced_thinlto_off: bool [UNTRACKED], /// Remap source path prefixes in all output (messages, object files, debug, etc.). @@ -231,7 +231,7 @@ macro_rules! options { ),* ,) => ( #[derive(Clone)] - #[cfg_attr(not(bootstrap), rustc_lint_opt_ty)] + #[rustc_lint_opt_ty] pub struct $struct_name { $( $( #[$attr] )* pub $opt: $t),* } impl Default for $struct_name { @@ -282,7 +282,7 @@ macro_rules! options { impl Options { // JUSTIFICATION: defn of the suggested wrapper fn - #[cfg_attr(not(bootstrap), allow(rustc::bad_opt_access))] + #[allow(rustc::bad_opt_access)] pub fn time_passes(&self) -> bool { self.unstable_opts.time_passes || self.unstable_opts.time } @@ -290,7 +290,7 @@ impl Options { impl CodegenOptions { // JUSTIFICATION: defn of the suggested wrapper fn - #[cfg_attr(not(bootstrap), allow(rustc::bad_opt_access))] + #[allow(rustc::bad_opt_access)] pub fn instrument_coverage(&self) -> InstrumentCoverage { self.instrument_coverage.unwrap_or(InstrumentCoverage::Off) } @@ -382,7 +382,7 @@ mod desc { "either a boolean (`yes`, `no`, `on`, `off`, etc), `checks`, or `nochecks`"; pub const parse_cfprotection: &str = "`none`|`no`|`n` (default), `branch`, `return`, or `full`|`yes`|`y` (equivalent to `branch` and `return`)"; pub const parse_strip: &str = "either `none`, `debuginfo`, or `symbols`"; - pub const parse_linker_flavor: &str = ::rustc_target::spec::LinkerFlavor::one_of(); + pub const parse_linker_flavor: &str = ::rustc_target::spec::LinkerFlavorCli::one_of(); pub const parse_optimization_fuel: &str = "crate=integer"; pub const parse_mir_spanview: &str = "`statement` (default), `terminator`, or `block`"; pub const parse_instrument_coverage: &str = @@ -582,7 +582,7 @@ mod parse { pub(crate) fn parse_threads(slot: &mut usize, v: Option<&str>) -> bool { match v.and_then(|s| s.parse().ok()) { Some(0) => { - *slot = ::num_cpus::get(); + *slot = std::thread::available_parallelism().map_or(1, std::num::NonZeroUsize::get); true } Some(i) => { @@ -763,8 +763,8 @@ mod parse { true } - pub(crate) fn parse_linker_flavor(slot: &mut Option<LinkerFlavor>, v: Option<&str>) -> bool { - match v.and_then(LinkerFlavor::from_str) { + pub(crate) fn parse_linker_flavor(slot: &mut Option<LinkerFlavorCli>, v: Option<&str>) -> bool { + match v.and_then(LinkerFlavorCli::from_str) { Some(lf) => *slot = Some(lf), _ => return false, } @@ -1091,7 +1091,7 @@ options! { ar: String = (String::new(), parse_string, [UNTRACKED], "this option is deprecated and does nothing"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::code_model` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::code_model` instead of this field")] code_model: Option<CodeModel> = (None, parse_code_model, [TRACKED], "choose the code model to use (`rustc --print code-models` for details)"), codegen_units: Option<usize> = (None, parse_opt_number, [UNTRACKED], @@ -1111,14 +1111,14 @@ options! { "extra data to put in each output filename"), force_frame_pointers: Option<bool> = (None, parse_opt_bool, [TRACKED], "force use of the frame pointers"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::must_emit_unwind_tables` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::must_emit_unwind_tables` instead of this field")] force_unwind_tables: Option<bool> = (None, parse_opt_bool, [TRACKED], "force use of unwind tables"), incremental: Option<String> = (None, parse_opt_string, [UNTRACKED], "enable incremental compilation"), inline_threshold: Option<u32> = (None, parse_opt_number, [TRACKED], "set the threshold for inlining a function"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::instrument_coverage` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::instrument_coverage` instead of this field")] instrument_coverage: Option<InstrumentCoverage> = (None, parse_instrument_coverage, [TRACKED], "instrument the generated code to support LLVM source-based code coverage \ reports (note, the compiler build config must include `profiler = true`); \ @@ -1131,7 +1131,7 @@ options! { "a single extra argument to append to the linker invocation (can be used several times)"), link_args: Vec<String> = (Vec::new(), parse_list, [UNTRACKED], "extra arguments to append to the linker invocation (space separated)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::link_dead_code` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::link_dead_code` instead of this field")] link_dead_code: Option<bool> = (None, parse_opt_bool, [TRACKED], "keep dead code at link time (useful for code coverage) (default: no)"), link_self_contained: Option<bool> = (None, parse_opt_bool, [UNTRACKED], @@ -1139,14 +1139,14 @@ options! { on C toolchain installed in the system"), linker: Option<PathBuf> = (None, parse_opt_pathbuf, [UNTRACKED], "system linker to link outputs with"), - linker_flavor: Option<LinkerFlavor> = (None, parse_linker_flavor, [UNTRACKED], + linker_flavor: Option<LinkerFlavorCli> = (None, parse_linker_flavor, [UNTRACKED], "linker flavor"), linker_plugin_lto: LinkerPluginLto = (LinkerPluginLto::Disabled, parse_linker_plugin_lto, [TRACKED], "generate build artifacts that are compatible with linker-based LTO"), llvm_args: Vec<String> = (Vec::new(), parse_list, [TRACKED], "a list of arguments to pass to LLVM (space separated)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::lto` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::lto` instead of this field")] lto: LtoCli = (LtoCli::Unspecified, parse_lto, [TRACKED], "perform LLVM link-time optimizations"), metadata: Vec<String> = (Vec::new(), parse_list, [TRACKED], @@ -1163,10 +1163,10 @@ options! { "disable LLVM's SLP vectorization pass"), opt_level: String = ("0".to_string(), parse_string, [TRACKED], "optimization level (0-3, s, or z; default: 0)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::overflow_checks` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::overflow_checks` instead of this field")] overflow_checks: Option<bool> = (None, parse_opt_bool, [TRACKED], "use overflow checks for integer arithmetic"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::panic_strategy` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::panic_strategy` instead of this field")] panic: Option<PanicStrategy> = (None, parse_opt_panic_strategy, [TRACKED], "panic strategy to compile crate with"), passes: Vec<String> = (Vec::new(), parse_list, [TRACKED], @@ -1178,7 +1178,7 @@ options! { "compile the program with profiling instrumentation"), profile_use: Option<PathBuf> = (None, parse_opt_pathbuf, [TRACKED], "use the given `.profdata` file for profile-guided optimization"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::relocation_model` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::relocation_model` instead of this field")] relocation_model: Option<RelocModel> = (None, parse_relocation_model, [TRACKED], "control generation of position-independent code (PIC) \ (`rustc --print relocation-models` for details)"), @@ -1190,7 +1190,7 @@ options! { "save all temporary output files during compilation (default: no)"), soft_float: bool = (false, parse_bool, [TRACKED], "use soft float ABI (*eabihf targets only) (default: no)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::split_debuginfo` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::split_debuginfo` instead of this field")] split_debuginfo: Option<SplitDebuginfo> = (None, parse_split_debuginfo, [TRACKED], "how to handle split-debuginfo, a platform-specific option"), strip: Strip = (Strip::None, parse_strip, [UNTRACKED], @@ -1226,13 +1226,13 @@ options! { "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)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::asm_comments` instead of this field"))] + #[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`."), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::binary_dep_depinfo` instead of this field"))] + #[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 \ (default: no)"), @@ -1310,7 +1310,9 @@ options! { "emit the bc module with thin LTO info (default: yes)"), export_executable_symbols: bool = (false, parse_bool, [TRACKED], "export symbols from executables, as if they were dynamic libraries"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::fewer_names` instead of this field"))] + extra_const_ub_checks: bool = (false, parse_bool, [TRACKED], + "turns on more checks to detect const UB, which can be slow (default: no)"), + #[rustc_lint_opt_deny_field_access("use `Session::fewer_names` instead of this field")] fewer_names: Option<bool> = (None, parse_opt_bool, [TRACKED], "reduce memory use by retaining fewer names within compilation artifacts (LLVM-IR) \ (default: no)"), @@ -1343,6 +1345,8 @@ 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_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], @@ -1353,7 +1357,7 @@ options! { "control whether `#[inline]` functions are in all CGUs"), input_stats: bool = (false, parse_bool, [UNTRACKED], "gather statistics about the input (default: no)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::instrument_coverage` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::instrument_coverage` instead of this field")] instrument_coverage: Option<InstrumentCoverage> = (None, parse_instrument_coverage, [TRACKED], "instrument the generated code to support LLVM source-based code coverage \ reports (note, the compiler build config must include `profiler = true`); \ @@ -1362,7 +1366,7 @@ options! { `=except-unused-generics` `=except-unused-functions` `=off` (default)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::instrument_mcount` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::instrument_mcount` instead of this field")] instrument_mcount: bool = (false, parse_bool, [TRACKED], "insert function instrument code for mcount-based tracing (default: no)"), keep_hygiene_data: bool = (false, parse_bool, [UNTRACKED], @@ -1386,7 +1390,7 @@ options! { merge_functions: Option<MergeFunctions> = (None, parse_merge_functions, [TRACKED], "control the operation of the MergeFunctions LLVM pass, taking \ the same values as the target option of the same name"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::meta_stats` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::meta_stats` instead of this field")] meta_stats: bool = (false, parse_bool, [UNTRACKED], "gather metadata statistics (default: no)"), mir_emit_retag: bool = (false, parse_bool, [TRACKED], @@ -1398,7 +1402,7 @@ options! { 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"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::mir_opt_level` instead of this field"))] + #[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)"), move_size_limit: Option<usize> = (None, parse_opt_number, [TRACKED], @@ -1437,6 +1441,8 @@ options! { "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], "support compiling tests with panic=abort (default: no)"), panic_in_drop: PanicStrategy = (PanicStrategy::Unwind, parse_panic_strategy, [TRACKED], @@ -1465,7 +1471,7 @@ options! { See #77382 and #74551."), print_fuel: Option<String> = (None, parse_opt_string, [TRACKED], "make rustc print the total optimization fuel used by a crate"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::print_llvm_passes` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::print_llvm_passes` instead of this field")] print_llvm_passes: bool = (false, parse_bool, [UNTRACKED], "print the LLVM optimization passes being run (default: no)"), print_mono_items: Option<String> = (None, parse_opt_string, [UNTRACKED], @@ -1543,7 +1549,7 @@ options! { "exclude spans when debug-printing compiler state (default: no)"), src_hash_algorithm: Option<SourceFileHashAlgorithm> = (None, parse_src_file_hash, [TRACKED], "hash algorithm of source files in debug info (`md5`, `sha1`, or `sha256`)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::stack_protector` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::stack_protector` instead of this field")] stack_protector: StackProtector = (StackProtector::None, parse_stack_protector, [TRACKED], "control stack smash protection strategy (`rustc --print stack-protector-strategies` for details)"), strict_init_checks: bool = (false, parse_bool, [TRACKED], @@ -1564,7 +1570,7 @@ options! { symbol_mangling_version: Option<SymbolManglingVersion> = (None, parse_symbol_mangling_version, [TRACKED], "which mangling version to use for symbol names ('legacy' (default) or 'v0')"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::teach` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::teach` instead of this field")] teach: bool = (false, parse_bool, [TRACKED], "show extended diagnostic help (default: no)"), temps_dir: Option<String> = (None, parse_opt_string, [UNTRACKED], @@ -1580,7 +1586,7 @@ options! { "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)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::lto` instead of this field"))] + #[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"), thir_unsafeck: bool = (false, parse_bool, [TRACKED], @@ -1589,19 +1595,19 @@ options! { /// a sequential compiler for now. This'll likely be adjusted /// in the future. Note that -Zthreads=0 is the way to get /// the num_cpus behavior. - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::threads` instead of this field"))] + #[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"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::time_passes` instead of this field"))] + #[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)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::time_llvm_passes` instead of this field"))] + #[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)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::time_passes` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::time_passes` instead of this field")] time_passes: bool = (false, parse_bool, [UNTRACKED], "measure time of each rustc pass (default: no)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::tls_model` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::tls_model` instead of this field")] tls_model: Option<TlsModel> = (None, parse_tls_model, [TRACKED], "choose the TLS model to use (`rustc --print tls-models` for details)"), trace_macros: bool = (false, parse_bool, [UNTRACKED], @@ -1636,17 +1642,17 @@ options! { "enable unsound and buggy MIR optimizations (default: no)"), /// This name is kind of confusing: Most unstable options enable something themselves, while /// this just allows "normal" options to be feature-gated. - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::unstable_options` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::unstable_options` instead of this field")] unstable_options: bool = (false, parse_bool, [UNTRACKED], "adds unstable command line options to rustc interface (default: no)"), use_ctors_section: Option<bool> = (None, parse_opt_bool, [TRACKED], "use legacy .ctors section for initializers rather than .init_array"), validate_mir: bool = (false, parse_bool, [UNTRACKED], "validate MIR after each transformation"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::verbose` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::verbose` instead of this field")] verbose: bool = (false, parse_bool, [UNTRACKED], "in general, enable more debug printouts (default: no)"), - #[cfg_attr(not(bootstrap), rustc_lint_opt_deny_field_access("use `Session::verify_llvm_ir` instead of this field"))] + #[rustc_lint_opt_deny_field_access("use `Session::verify_llvm_ir` instead of this field")] verify_llvm_ir: bool = (false, parse_bool, [TRACKED], "verify LLVM IR (default: no)"), virtual_function_elimination: bool = (false, parse_bool, [TRACKED], |