From a72a7a4323fb6eef8e15cc2f1229bcca14879e94 Mon Sep 17 00:00:00 2001
From: Richard-Qin-X <richard.qin.001@gmail.com>
Date: Wed, 26 Aug 2026 23:28:39 +0800
Subject: [CodeGen] Centralize machine pass property validation

---
 backend/lib/CodeGen/MachineCopyPropagation.cpp | 4 ----
 1 file changed, 4 deletions(-)

(limited to 'backend/lib/CodeGen/MachineCopyPropagation.cpp')

diff --git a/backend/lib/CodeGen/MachineCopyPropagation.cpp b/backend/lib/CodeGen/MachineCopyPropagation.cpp
index b4fce2b..f5736b8 100644
--- a/backend/lib/CodeGen/MachineCopyPropagation.cpp
+++ b/backend/lib/CodeGen/MachineCopyPropagation.cpp
@@ -303,10 +303,6 @@ const MachinePassContract &MachineCopyPropagationPass::contract() const noexcept
 Expected<MachinePassResult>
 MachineCopyPropagationPass::run(MachineFunction &Function, const TargetDescription &Target,
                                 MachineFunctionAnalysisManager &Analyses) {
-  if (!Function.properties().containsAll(contract().Requires)) {
-    return makeUnexpected(ErrorCode::VerificationError,
-                          "machine COPY propagation has unmet stage properties");
-  }
   auto Trial = cloneMachineFunction(
       Function, Target,
       MachineFunctionCloneOptions{.NewStableID = Function.stableID(), .NewName = std::nullopt});
-- 
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