diff --git a/llvm/include/llvm/ExecutionEngine/JITLink/EHFrameSupport.h b/llvm/include/llvm/ExecutionEngine/JITLink/EHFrameSupport.h
--- a/llvm/include/llvm/ExecutionEngine/JITLink/EHFrameSupport.h
+++ b/llvm/include/llvm/ExecutionEngine/JITLink/EHFrameSupport.h
@@ -85,6 +85,8 @@
 
 /// Supports registration/deregistration of EH-frames in a target process.
 class EHFrameRegistrar {
+  virtual void anchor();
+
 public:
   virtual ~EHFrameRegistrar();
   virtual Error registerEHFrames(orc::ExecutorAddrRange EHFrameSection) = 0;
@@ -93,6 +95,8 @@
 
 /// Registers / Deregisters EH-frames in the current process.
 class InProcessEHFrameRegistrar final : public EHFrameRegistrar {
+  void anchor() override;
+
 public:
   Error registerEHFrames(orc::ExecutorAddrRange EHFrameSection) override;
 
diff --git a/llvm/include/llvm/ExecutionEngine/JITLink/JITLink.h b/llvm/include/llvm/ExecutionEngine/JITLink/JITLink.h
--- a/llvm/include/llvm/ExecutionEngine/JITLink/JITLink.h
+++ b/llvm/include/llvm/ExecutionEngine/JITLink/JITLink.h
@@ -1826,6 +1826,8 @@
 
 private:
   const JITLinkDylib *JD = nullptr;
+
+  virtual void anchor();
 };
 
 /// Marks all symbols in a graph live. This can be used as a default,
diff --git a/llvm/include/llvm/ExecutionEngine/JITLink/JITLinkMemoryManager.h b/llvm/include/llvm/ExecutionEngine/JITLink/JITLinkMemoryManager.h
--- a/llvm/include/llvm/ExecutionEngine/JITLink/JITLinkMemoryManager.h
+++ b/llvm/include/llvm/ExecutionEngine/JITLink/JITLinkMemoryManager.h
@@ -198,6 +198,9 @@
     Allocs.push_back(std::move(Alloc));
     return deallocate(std::move(Allocs));
   }
+
+private:
+  virtual void anchor();
 };
 
 /// BasicLayout simplifies the implementation of JITLinkMemoryManagers.
@@ -389,6 +392,8 @@
       sys::MemoryBlock StandardSegments,
       std::vector<orc::shared::WrapperFunctionCall> DeallocActions);
 
+  void anchor() override;
+
   uint64_t PageSize;
   std::mutex FinalizedAllocsMutex;
   RecyclingAllocator<BumpPtrAllocator, FinalizedAllocInfo> FinalizedAllocInfos;
diff --git a/llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp b/llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
--- a/llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
+++ b/llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
@@ -649,6 +649,9 @@
   return Error::success();
 }
 
+void EHFrameRegistrar::anchor() {}
+void InProcessEHFrameRegistrar::anchor() {}
+
 EHFrameRegistrar::~EHFrameRegistrar() = default;
 
 Error InProcessEHFrameRegistrar::registerEHFrames(
diff --git a/llvm/lib/ExecutionEngine/JITLink/JITLink.cpp b/llvm/lib/ExecutionEngine/JITLink/JITLink.cpp
--- a/llvm/lib/ExecutionEngine/JITLink/JITLink.cpp
+++ b/llvm/lib/ExecutionEngine/JITLink/JITLink.cpp
@@ -349,6 +349,7 @@
 }
 
 void JITLinkAsyncLookupContinuation::anchor() {}
+void JITLinkContext::anchor() {}
 
 JITLinkContext::~JITLinkContext() = default;
 
diff --git a/llvm/lib/ExecutionEngine/JITLink/JITLinkMemoryManager.cpp b/llvm/lib/ExecutionEngine/JITLink/JITLinkMemoryManager.cpp
--- a/llvm/lib/ExecutionEngine/JITLink/JITLinkMemoryManager.cpp
+++ b/llvm/lib/ExecutionEngine/JITLink/JITLinkMemoryManager.cpp
@@ -18,6 +18,7 @@
 namespace llvm {
 namespace jitlink {
 
+void JITLinkMemoryManager::anchor() {}
 JITLinkMemoryManager::~JITLinkMemoryManager() = default;
 JITLinkMemoryManager::InFlightAlloc::~InFlightAlloc() = default;
 
@@ -234,6 +235,8 @@
     : G(std::move(G)), ContentBlocks(std::move(ContentBlocks)),
       Alloc(std::move(Alloc)) {}
 
+void InProcessMemoryManager::anchor() {}
+
 class InProcessMemoryManager::IPInFlightAlloc
     : public JITLinkMemoryManager::InFlightAlloc {
 public: