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Simplify rustc_hir::intravisit::Visitor::visit_variant_data.

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It has four arguments that are never used. This avoids lots of argument
passing in functions that feed into `visit_variant_data`.
This commit is contained in:
Nicholas Nethercote 2022-08-10 11:22:01 +10:00
parent f03ce30962
commit 8c5303898e
11 changed files with 32 additions and 116 deletions
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10
compiler/rustc_mir_transform/src/lib.rs
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@ -29,7 +29,6 @@ use rustc_middle::mir::visit::Visitor as _;
use rustc_middle::mir::{traversal, Body, ConstQualifs, MirPass, MirPhase, Promoted};
use rustc_middle::ty::query::Providers;
use rustc_middle::ty::{self, TyCtxt, TypeVisitable};
use rustc_span::{Span, Symbol};
#[macro_use]
mod pass_manager;
@ -159,14 +158,7 @@ fn mir_keys(tcx: TyCtxt<'_>, (): ()) -> FxIndexSet<LocalDefId> {
set: &'a mut FxIndexSet<LocalDefId>,
}
impl<'tcx> Visitor<'tcx> for GatherCtors<'_, 'tcx> {
fn visit_variant_data(
&mut self,
v: &'tcx hir::VariantData<'tcx>,
_: Symbol,
_: &'tcx hir::Generics<'tcx>,
_: hir::HirId,
_: Span,
) {
fn visit_variant_data(&mut self, v: &'tcx hir::VariantData<'tcx>) {
if let hir::VariantData::Tuple(_, hir_id) = *v {
self.set.insert(self.tcx.hir().local_def_id(hir_id));
}