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Enable RenameReturnPlace MIR optimization on mir-opt-level >= 2 #77525

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Merged
bors merged 1 commit into from
Oct 4, 2020
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Enable RenameReturnPlace MIR optimization on mir-opt-level >= 2 #77525

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6 changes: 0 additions & 6 deletions compiler/rustc_mir/src/transform/nrvo.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -36,12 +36,6 @@ impl<'tcx> MirPass<'tcx> for RenameReturnPlace {
return;
}

if tcx.sess.opts.debugging_opts.mir_opt_level >= 2 {
// The `DestinationPropagation` pass runs at level 2, so this pass is redundant (and
// fails some asserts).
return;
}

let returned_local = match local_eligible_for_nrvo(body) {
Some(l) => l,
None => {
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