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Avoid using a magic value for untracked locals.

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This commit is contained in:
Camille GILLOT
2023-10-12 17:19:19 +00:00
parent 8d535070a2
commit 90e6d29955
6 changed files with 41 additions and 31 deletions
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10
compiler/rustc_mir_dataflow/src/impls/initialized.rs
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@@ -690,9 +690,13 @@ impl<'tcx> GenKillAnalysis<'tcx> for EverInitializedPlaces<'_, 'tcx> {
if let mir::StatementKind::StorageDead(local) = stmt.kind {
// End inits for StorageDead, so that an immutable variable can
// be reinitialized on the next iteration of the loop.
let move_path_index = rev_lookup.find_local(local);
debug!("clears the ever initialized status of {:?}", init_path_map[move_path_index]);
trans.kill_all(init_path_map[move_path_index].iter().copied());
if let Some(move_path_index) = rev_lookup.find_local(local) {
debug!(
"clears the ever initialized status of {:?}",
init_path_map[move_path_index]
);
trans.kill_all(init_path_map[move_path_index].iter().copied());
}
}
}