73 lines
1.9 KiB
Rust
73 lines
1.9 KiB
Rust
#![feature(associated_type_defaults)]
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#![feature(bool_to_option)]
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#![feature(box_patterns)]
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#![feature(box_syntax)]
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#![cfg_attr(bootstrap, feature(const_panic))]
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#![feature(exact_size_is_empty)]
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#![feature(in_band_lifetimes)]
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#![feature(iter_zip)]
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#![feature(min_specialization)]
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#![feature(once_cell)]
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#![feature(stmt_expr_attributes)]
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#![feature(trusted_step)]
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#![recursion_limit = "256"]
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#[macro_use]
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extern crate tracing;
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#[macro_use]
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extern crate rustc_middle;
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use rustc_ast::{self as ast, MetaItem};
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use rustc_middle::ty;
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use rustc_session::Session;
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use rustc_span::symbol::{sym, Symbol};
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pub use self::drop_flag_effects::{
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drop_flag_effects_for_function_entry, drop_flag_effects_for_location,
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move_path_children_matching, on_all_children_bits, on_all_drop_children_bits,
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on_lookup_result_bits,
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};
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pub use self::framework::{
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fmt, graphviz, lattice, visit_results, Analysis, AnalysisDomain, Backward, Direction, Engine,
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Forward, GenKill, GenKillAnalysis, JoinSemiLattice, Results, ResultsCursor, ResultsRefCursor,
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ResultsVisitable, ResultsVisitor,
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};
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use self::move_paths::MoveData;
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pub mod drop_flag_effects;
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pub mod elaborate_drops;
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mod framework;
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pub mod impls;
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pub mod move_paths;
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pub mod rustc_peek;
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pub mod storage;
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pub(crate) mod indexes {
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pub(crate) use super::move_paths::MovePathIndex;
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}
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pub struct MoveDataParamEnv<'tcx> {
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pub move_data: MoveData<'tcx>,
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pub param_env: ty::ParamEnv<'tcx>,
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}
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pub fn has_rustc_mir_with(
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_sess: &Session,
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attrs: &[ast::Attribute],
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name: Symbol,
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) -> Option<MetaItem> {
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for attr in attrs {
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if attr.has_name(sym::rustc_mir) {
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let items = attr.meta_item_list();
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for item in items.iter().flat_map(|l| l.iter()) {
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match item.meta_item() {
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Some(mi) if mi.has_name(name) => return Some(mi.clone()),
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_ => continue,
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}
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}
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}
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}
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None
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}
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