From 5a49741d239db06dd931e9a66d0c4df39b1b4883 Mon Sep 17 00:00:00 2001
From: DianQK <dianqk@dianqk.net>
Date: Wed, 21 Feb 2024 22:47:12 +0800
Subject: [PATCH] Re-enable the early otherwise branch optimization

---
 compiler/rustc_mir_transform/src/early_otherwise_branch.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/compiler/rustc_mir_transform/src/early_otherwise_branch.rs b/compiler/rustc_mir_transform/src/early_otherwise_branch.rs
index 3d38bcc6f135b..007c98217c02b 100644
--- a/compiler/rustc_mir_transform/src/early_otherwise_branch.rs
+++ b/compiler/rustc_mir_transform/src/early_otherwise_branch.rs
@@ -92,8 +92,7 @@ pub struct EarlyOtherwiseBranch;
 
 impl<'tcx> MirPass<'tcx> for EarlyOtherwiseBranch {
     fn is_enabled(&self, sess: &rustc_session::Session) -> bool {
-        // unsound: https://github.com/rust-lang/rust/issues/95162
-        sess.mir_opt_level() >= 3 && sess.opts.unstable_opts.unsound_mir_opts
+        sess.mir_opt_level() >= 2
     }
 
     fn run_pass(&self, tcx: TyCtxt<'tcx>, body: &mut Body<'tcx>) {