Upstream: https://github.com/llvm/llvm-project/issues/95594
Ref: #1204

--- llvm/include/llvm/ExecutionEngine/Orc/Shared/SimplePackedSerialization.h.old	2024-06-15 12:21:32.000000000 -0500
+++ llvm/include/llvm/ExecutionEngine/Orc/Shared/SimplePackedSerialization.h	2024-06-25 21:42:07.495284340 -0500
@@ -378,6 +378,8 @@
     return Size;
   }
 
+#pragma GCC push_options
+#pragma GCC optimize("no-tree-ch")
   static bool serialize(SPSOutputBuffer &OB, const SequenceT &S) {
     if (!SPSArgList<uint64_t>::serialize(OB, static_cast<uint64_t>(S.size())))
       return false;
@@ -386,6 +388,7 @@
         return false;
     return true;
   }
+#pragma GCC pop_options
 
   static bool deserialize(SPSInputBuffer &IB, SequenceT &S) {
     using TBSD = TrivialSPSSequenceDeserialization<SPSElementTagT, SequenceT>;