7 files changed, 18 insertions, 0 deletions
diff --git a/llvm/lib/ExecutionEngine/MCJIT/MCJIT.cpp b/llvm/lib/ExecutionEngine/MCJIT/MCJIT.cpp
index 438e656b60f..eb99312bb73 100644
--- a/llvm/lib/ExecutionEngine/MCJIT/MCJIT.cpp
+++ b/llvm/lib/ExecutionEngine/MCJIT/MCJIT.cpp
@@ -28,6 +28,8 @@
 
 using namespace llvm;
 
+void llvm::ObjectMemoryBuffer::anchor() {}
+
 namespace {
 
 static struct RegisterJIT {
@@ -665,3 +667,5 @@ LinkingSymbolResolver::findSymbol(const std::string &Name) {
     return nullptr;
   return ClientResolver->findSymbol(Name);
 }
+
+void LinkingSymbolResolver::anchor() {}
diff --git a/llvm/lib/ExecutionEngine/MCJIT/MCJIT.h b/llvm/lib/ExecutionEngine/MCJIT/MCJIT.h
index 110cfa675cf..7ac792497f7 100644
--- a/llvm/lib/ExecutionEngine/MCJIT/MCJIT.h
+++ b/llvm/lib/ExecutionEngine/MCJIT/MCJIT.h
@@ -42,6 +42,7 @@ public:
 private:
   MCJIT &ParentEngine;
   std::shared_ptr<LegacyJITSymbolResolver> ClientResolver;
+  void anchor() override;
 };
 
 // About Module states: added->loaded->finalized.
diff --git a/llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp b/llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp
index 99e84b7496d..e774af05ebd 100644
--- a/llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp
+++ b/llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp
@@ -298,4 +298,6 @@ void *RTDyldMemoryManager::getPointerToNamedFunction(const std::string &Name,
   return (void*)Addr;
 }
 
+void RTDyldMemoryManager::anchor() {}
+void MCJITMemoryManager::anchor() {}
 } // namespace llvm
diff --git a/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp b/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp
index 2dc66a1502f..05ab4a074e3 100644
--- a/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp
+++ b/llvm/lib/ExecutionEngine/SectionMemoryManager.cpp
@@ -232,6 +232,8 @@ SectionMemoryManager::~SectionMemoryManager() {
 
 SectionMemoryManager::MemoryMapper::~MemoryMapper() {}
 
+void SectionMemoryManager::anchor() {}
+
 namespace {
 // Trivial implementation of SectionMemoryManager::MemoryMapper that just calls
 // into sys::Memory.
diff --git a/llvm/lib/LTO/LLVMBuild.txt b/llvm/lib/LTO/LLVMBuild.txt
index a1993314e36..b74e9a790cc 100644
--- a/llvm/lib/LTO/LLVMBuild.txt
+++ b/llvm/lib/LTO/LLVMBuild.txt
@@ -37,3 +37,4 @@ required_libraries =
  Support
  Target
  TransformUtils
+ MCJIT
diff --git a/llvm/lib/Support/MemoryBuffer.cpp b/llvm/lib/Support/MemoryBuffer.cpp
index a9064654f2c..86dd559d5b3 100644
--- a/llvm/lib/Support/MemoryBuffer.cpp
+++ b/llvm/lib/Support/MemoryBuffer.cpp
@@ -531,3 +531,5 @@ MemoryBufferRef MemoryBuffer::getMemBufferRef() const {
   StringRef Identifier = getBufferIdentifier();
   return MemoryBufferRef(Data, Identifier);
 }
+
+void MemoryBuffer::anchor() {}
diff --git a/llvm/lib/Support/raw_ostream.cpp b/llvm/lib/Support/raw_ostream.cpp
index 5ecb18fc72f..c0e210bcd5e 100644
--- a/llvm/lib/Support/raw_ostream.cpp
+++ b/llvm/lib/Support/raw_ostream.cpp
@@ -474,6 +474,8 @@ raw_ostream &raw_ostream::indent(unsigned NumSpaces) {
   return *this;
 }
 
+void raw_ostream::anchor() {}
+
 //===----------------------------------------------------------------------===//
 //  Formatted Output
 //===----------------------------------------------------------------------===//
@@ -727,6 +729,8 @@ bool raw_fd_ostream::has_colors() const {
   return sys::Process::FileDescriptorHasColors(FD);
 }
 
+void raw_fd_ostream::anchor() {}
+
 //===----------------------------------------------------------------------===//
 //  outs(), errs(), nulls()
 //===----------------------------------------------------------------------===//
@@ -804,3 +808,5 @@ uint64_t raw_null_ostream::current_pos() const {
 
 void raw_null_ostream::pwrite_impl(const char *Ptr, size_t Size,
                                    uint64_t Offset) {}
+
+void raw_pwrite_stream::anchor() {}