diff --git a/bolt/lib/Core/BinaryContext.cpp b/bolt/lib/Core/BinaryContext.cpp
--- a/bolt/lib/Core/BinaryContext.cpp
+++ b/bolt/lib/Core/BinaryContext.cpp
@@ -251,7 +251,7 @@
 
   BC->HasFixedLoadAddress = !IsPIC;
 
-  return BC;
+  return std::move(BC);
 }
 
 bool BinaryContext::forceSymbolRelocations(StringRef SymbolName) const {
diff --git a/bolt/lib/Rewrite/MachORewriteInstance.cpp b/bolt/lib/Rewrite/MachORewriteInstance.cpp
--- a/bolt/lib/Rewrite/MachORewriteInstance.cpp
+++ b/bolt/lib/Rewrite/MachORewriteInstance.cpp
@@ -91,7 +91,7 @@
       std::make_unique<MachORewriteInstance>(InputFile, ToolPath, Err);
   if (Err)
     return std::move(Err);
-  return MachORI;
+  return std::move(MachORI);
 }
 
 MachORewriteInstance::MachORewriteInstance(object::MachOObjectFile *InputFile,
diff --git a/bolt/lib/Rewrite/RewriteInstance.cpp b/bolt/lib/Rewrite/RewriteInstance.cpp
--- a/bolt/lib/Rewrite/RewriteInstance.cpp
+++ b/bolt/lib/Rewrite/RewriteInstance.cpp
@@ -363,7 +363,7 @@
   auto RI = std::make_unique<RewriteInstance>(File, Argc, Argv, ToolPath, Err);
   if (Err)
     return std::move(Err);
-  return RI;
+  return std::move(RI);
 }
 
 RewriteInstance::RewriteInstance(ELFObjectFileBase *File, const int Argc,