rustc phases memo

rustc-phases.txt

- https://github.com/rust-lang/rust/blob/1.34.2/src/librustc_driver/driver.rs
- https://github.com/rust-lang/rust/blob/1.34.2/src/librustc_typeck/lib.rs

compile_input
  phase_1_parse_input
    parsing: syntax::parse::parse_crate_from_*
  phase_2_configure_and_expand
    attributes injection: syntax::attr::inject
    (various setups like features, crate types and disambiguator)
    recursion limit: rustc::middle::recursion_limit::update_limits
    crate injection: syntax::std_inject::maybe_inject_crates_ref
    plugin loading: rustc_plugin::load::load_plugins
    plugin registration: _
    (lints)
    pre ast expansion lint checks: rustc::lint::check_ast_crate
    (resolver generation)
    builtin registration: syntax_ext::register_builtins
    expansion: syntax::ext::base::ExtCtxt
      expand crate: expand_crate
      check unused macros: check_unused_macros
    maybe building test harness: syntax::test::modify_for_testing
    AST validation: rustc_passes::ast_validation::check_crate
    maybe creating a macro crate: syntax_ext::proc_macro_decls::modify
    creating allocators: rustc_allocator::expand::modify
    name resolution: rustc_resolve::Resolver::resolve_crate
    complete gated feature checking: syntax::feature_gate::check_crate
    lowering ast -> hir: rustc::hir::lowering::lower_crate
    early lint checks: rustc::lint::check_ast_crate
  indexing hir: rustc::hir::map::map_crate
  phase_3_run_analysis_passes
    load query result cache: rustc_incremental::load_query_result_cache
    (TyCtxt generation)
    dep graph tcx init: rustc_incremental::dep_graph_tcx_init
    looking for entry point: rustc::middle::entry::find_entry_point
    looking for plugin registrar: rustc_plugin::build::find_plugin_registrar
    looking for derive registrar: rustc_driver::proc_macro_decls::find
    loop checking: rustc_passes::loops
    attribute checking: rustc::hir::check_attr::check_crate
    stability checking: rustc::middle::stability::check_unstable_api_usage
    typeck: rustc_typeck::check_crate
      type collecting: rustc_typeck::collect::collect_item_types
      outlives testing: rustc_typeck::outlives::test::test_inferred_outlives
      impl wf inference: rustc_typeck::impl_wf_Check::impl_wf_check
      coherence checking: rustc_typeck::coherence::check_coherence
      wf checking: rustc_typeck::check::check_wf_new
      item-types checking: rustc_typeck::check::check_item_types
      item-bodies checking: rustc_typeck::check::check_item_bodies
      (unusedness checking: rustc_typeck::check_unused::check_crate)
      (entry fn checking: rustc_typeck::check_for_entry_fn)
    misc checking:
      rvalue promotion: rustc_passes::rvalue_promotion
      intrinsic checking: rustc::middle::intrinsicck::check_crate
      match checking: rustc_mir::matchck_crate
      liveness checking: rustc::middle::liveness::check_crate
    borrow checking: rustc_borrowck::check_crate
    MIR borrow checking: rustc_mir::borrow_check::mir_borrowck
    dumping chalk-like clauses: rustc_traits::lowering::dump_program_clauses
    MIR effect checking: rustc_mir::transform::check_unsafety::check_unsafety
    layout testing: rustc_passes::layout_test::test_layout
    miec checking:
      privacy checking: rustc_privacy::check_crate
      death checking: rustc::middle::dead::check_crate
      unused lib feature checking: rustc::middle::stability::check_unused_or_stable_features
      lint checking: rustc::lint::check_crate
    phase_4_codegen
      resolving dependency formats: rustc::middle::dependency_format::calculate
      codegen: rustc_codegen_utils::codegen_backend
    (emit MIR if requested)