diff --git a/libraries/chain/CMakeLists.txt b/libraries/chain/CMakeLists.txt
index 6ef59f020c19b610f48c67ef44f8037da0b5bd69..17191fe011e464ba18197c47b46c9d7288df198a 100644
--- a/libraries/chain/CMakeLists.txt
+++ b/libraries/chain/CMakeLists.txt
@@ -48,5 +48,5 @@ INSTALL( TARGETS
 )
 INSTALL( FILES ${HEADERS} DESTINATION "include/eosio/chain" )
 
-#add_executable( test test.cpp )
-#target_link_libraries( test eos_chain ${CMAKE_DL_LIBS} ${PLATFORM_SPECIFIC_LIBS} ${Intl_LIBRARIES} )
+add_executable( test test.cpp )
+target_link_libraries( test eos_chain ${CMAKE_DL_LIBS} ${PLATFORM_SPECIFIC_LIBS} ${Intl_LIBRARIES} )
diff --git a/libraries/chain/include/eosio/chain/wasm_interface_private.hpp b/libraries/chain/include/eosio/chain/wasm_interface_private.hpp
index 7e902fc31d8ae5037af3c5f82a4f161448134dff..10524db5b64fb6cc71124e51ab7de6ebdd965e06 100644
--- a/libraries/chain/include/eosio/chain/wasm_interface_private.hpp
+++ b/libraries/chain/include/eosio/chain/wasm_interface_private.hpp
@@ -305,18 +305,16 @@ struct intrinsic_function_invoker<Ret (Cls::*)(Params...)> {
    }
 };
 
-#define _REGISTER_INTRINSIC(R, CLS, METHOD)\
-   {\
-      std::piecewise_construct,\
-      std::forward_as_tuple(#METHOD),\
-      std::forward_as_tuple(\
+#define _REGISTER_INTRINSIC(R, DATA, METHOD)\
+   BOOST_PP_TUPLE_ELEM(2, 0, DATA).emplace( #METHOD, \
+      std::make_unique<Intrinsics::Function>(\
          #METHOD,\
-         eosio::chain::intrinsic_function_invoker<decltype(&CLS::METHOD)>::wasm_function_type(),\
-         (void *)eosio::chain::intrinsic_function_invoker<decltype(&CLS::METHOD)>::fn<&CLS::METHOD>()\
+         eosio::chain::intrinsic_function_invoker<decltype(&BOOST_PP_TUPLE_ELEM(2, 1, DATA)::METHOD)>::wasm_function_type(),\
+         (void *)eosio::chain::intrinsic_function_invoker<decltype(&BOOST_PP_TUPLE_ELEM(2, 1, DATA)::METHOD)>::fn<&BOOST_PP_TUPLE_ELEM(2, 1, DATA)::METHOD>()\
       )\
-   },
+   );
 
-#define REGISTER_INTRINSICS(CLS, MEMBERS)\
-   BOOST_PP_SEQ_FOR_EACH(_REGISTER_INTRINSIC, CLS, MEMBERS)
+#define REGISTER_INTRINSICS(DATA, MEMBERS)\
+   BOOST_PP_SEQ_FOR_EACH(_REGISTER_INTRINSIC, DATA, MEMBERS)
 
 } };
\ No newline at end of file
diff --git a/libraries/chain/wasm_interface.cpp b/libraries/chain/wasm_interface.cpp
index e175d9c74e60eed5c81bcf5af9daaf64b9bad22f..6a1326a5f17aa0cc821a70d1c88f33d6f6f56b3b 100644
--- a/libraries/chain/wasm_interface.cpp
+++ b/libraries/chain/wasm_interface.cpp
@@ -348,14 +348,20 @@ class intrinsics {
       apply_context& context;
 };
 
-map<string, Intrinsics::Function> intrinsic_registry = {
-   REGISTER_INTRINSICS(intrinsics, (read_action)(assert))
+static map<string, unique_ptr<Intrinsics::Function>> intrinsic_registry;
+static void lazy_register_intrinsics()
+{
+   if (intrinsic_registry.size() !=0 ) {
+      return;
+   }
+   REGISTER_INTRINSICS((intrinsic_registry, intrinsics), (read_action)(assert));
 };
 
 FunctionInstance *resolve_intrinsic(const string& name) {
+   lazy_register_intrinsics();
    auto iter = intrinsic_registry.find(name);
    if (iter != intrinsic_registry.end()) {
-      return (iter->second).function;
+      return (iter->second)->function;
    }
 
    return nullptr;