bjoernager/rust
bjoernager/rust
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Remove unused root_parent.

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This commit is contained in:
Camille GILLOT 2021-10-21 19:22:44 +02:00
parent e6d2de9483
commit 06b2e659d3
2 changed files with 5 additions and 25 deletions
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14
compiler/rustc_passes/src/region.rs
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@ -11,7 +11,7 @@ use rustc_data_structures::fx::FxHashSet;
use rustc_hir as hir;
use rustc_hir::def_id::DefId;
use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor};
use rustc_hir::{Arm, Block, Expr, Local, Node, Pat, PatKind, Stmt};
use rustc_hir::{Arm, Block, Expr, Local, Pat, PatKind, Stmt};
use rustc_index::vec::Idx;
use rustc_middle::middle::region::*;
use rustc_middle::ty::query::Providers;
@ -837,19 +837,7 @@ fn region_scope_tree(tcx: TyCtxt<'_>, def_id: DefId) -> &ScopeTree {
let body = tcx.hir().body(body_id);
visitor.scope_tree.root_body = Some(body.value.hir_id);
// If the item is an associated const or a method,
// record its impl/trait parent, as it can also have
// lifetime parameters free in this body.
match tcx.hir().get(id) {
Node::ImplItem(_) | Node::TraitItem(_) => {
visitor.scope_tree.root_parent = Some(tcx.hir().get_parent_item(id));
}
_ => {}
}
visitor.visit_body(body);
visitor.scope_tree
} else {
ScopeTree::default()