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Make check_live_drops into a MirLint.

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It's a thin wrapper around `check_live_drops`, but it's enough to fix
the FIXME comment.
This commit is contained in:
Nicholas Nethercote 2024-09-05 10:39:11 +10:00
parent 7023402691
commit 8949b443d5
2 changed files with 19 additions and 3 deletions
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9
compiler/rustc_mir_transform/src/lib.rs
View File

@ -87,6 +87,7 @@ mod match_branches;
mod mentioned_items; mod mentioned_items;
mod multiple_return_terminators; mod multiple_return_terminators;
mod nrvo; mod nrvo;
mod post_drop_elaboration;
mod prettify; mod prettify;
mod promote_consts; mod promote_consts;
mod ref_prop; mod ref_prop;
@ -480,11 +481,13 @@ pub fn run_analysis_to_runtime_passes<'tcx>(tcx: TyCtxt<'tcx>, body: &mut Body<'
pm::run_passes( pm::run_passes(
tcx, tcx,
body, body,
&[&remove_uninit_drops::RemoveUninitDrops, &simplify::SimplifyCfg::RemoveFalseEdges], &[
&remove_uninit_drops::RemoveUninitDrops,
&simplify::SimplifyCfg::RemoveFalseEdges,
&Lint(post_drop_elaboration::CheckLiveDrops),
],
None, None,
); );
// FIXME: make this a MIR lint
check_consts::post_drop_elaboration::check_live_drops(tcx, body);
} }
debug!("runtime_mir_lowering({:?})", did); debug!("runtime_mir_lowering({:?})", did);

13
compiler/rustc_mir_transform/src/post_drop_elaboration.rs Normal file
View File

@ -0,0 +1,13 @@
use rustc_const_eval::check_consts;
use rustc_middle::mir::*;
use rustc_middle::ty::TyCtxt;
use crate::MirLint;
pub(super) struct CheckLiveDrops;
impl<'tcx> MirLint<'tcx> for CheckLiveDrops {
fn run_lint(&self, tcx: TyCtxt<'tcx>, body: &Body<'tcx>) {
check_consts::post_drop_elaboration::check_live_drops(tcx, body);
}
}