https://github.com/usx95 updated 
https://github.com/llvm/llvm-project/pull/159850

>From 53adfd80849a97dbe0d9f3da29ddcac86ccbc4c0 Mon Sep 17 00:00:00 2001
From: Utkarsh Saxena <u...@google.com>
Date: Fri, 19 Sep 2025 21:30:46 +0000
Subject: [PATCH] no-canonicalize

---
 clang/lib/Analysis/LifetimeSafety.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/clang/lib/Analysis/LifetimeSafety.cpp 
b/clang/lib/Analysis/LifetimeSafety.cpp
index 0dd5716d93fb6..c22268a590791 100644
--- a/clang/lib/Analysis/LifetimeSafety.cpp
+++ b/clang/lib/Analysis/LifetimeSafety.cpp
@@ -966,9 +966,11 @@ using ExpiredLoanMap = llvm::ImmutableMap<LoanID, const 
ExpireFact *>;
 /// An object to hold the factories for immutable collections, ensuring
 /// that all created states share the same underlying memory management.
 struct LifetimeFactory {
-  OriginLoanMap::Factory OriginMapFactory;
-  LoanSet::Factory LoanSetFactory;
-  ExpiredLoanMap::Factory ExpiredLoanMapFactory;
+  llvm::BumpPtrAllocator Allocator;
+  OriginLoanMap::Factory OriginMapFactory{Allocator, /*canonicalize=*/false};
+  LoanSet::Factory LoanSetFactory{Allocator, /*canonicalize=*/false};
+  ExpiredLoanMap::Factory ExpiredLoanMapFactory{Allocator,
+                                                /*canonicalize=*/false};
 };
 
 /// Represents the dataflow lattice for loan propagation.

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