diff --git a/runtime/.gitignore b/runtime/.gitignore
new file mode 100644
index 0000000..dc84959
--- /dev/null
+++ b/runtime/.gitignore
@@ -0,0 +1,2 @@
+build/
+
diff --git a/runtime/Makefile b/runtime/Makefile
index c591d85..6a7014a 100644
--- a/runtime/Makefile
+++ b/runtime/Makefile
@@ -8,9 +8,9 @@ CXX_FLAGS = \
 
 OUT=build/sliger
 
-CXX_HEADERS = $(shell find . -name *.hpp)
+CXX_HEADERS = $(shell find . -name "*.hpp")
 
-CXX_SOURCES = $(shell find . -name *.cpp)
+CXX_SOURCES = $(shell find . -name "*.cpp")
 
 CXX_OBJECTS = $(patsubst %.cpp,build/%.o,$(CXX_SOURCES))
 
diff --git a/runtime/build/main.o b/runtime/build/main.o
deleted file mode 100644
index 7547f02..0000000
Binary files a/runtime/build/main.o and /dev/null differ
diff --git a/runtime/build/sliger b/runtime/build/sliger
deleted file mode 100755
index 4124329..0000000
Binary files a/runtime/build/sliger and /dev/null differ
diff --git a/runtime/rpc_server.cpp b/runtime/rpc_server.cpp
new file mode 100644
index 0000000..18d9749
--- /dev/null
+++ b/runtime/rpc_server.cpp
@@ -0,0 +1 @@
+#include "rpc_server.hpp"
diff --git a/runtime/rpc_server.hpp b/runtime/rpc_server.hpp
new file mode 100644
index 0000000..478277f
--- /dev/null
+++ b/runtime/rpc_server.hpp
@@ -0,0 +1,10 @@
+#pragma once
+
+namespace slige_rpc {
+
+class RpcServer {
+public:
+private:
+};
+
+}
diff --git a/runtime/vm.cpp b/runtime/vm.cpp
index e3c7f07..9dca2ad 100644
--- a/runtime/vm.cpp
+++ b/runtime/vm.cpp
@@ -81,8 +81,9 @@ void VM::run()
                 }
                 stack_push(Ptr { .value = this->pc });
                 stack_push(Ptr { .value = this->bp });
-                for (auto i = arguments.size(); i >= 0; --i) {
-                    auto argument = std::move(arguments.at(i));
+                for (size_t i = 0; i < arguments.size(); ++i) {
+                    auto argument
+                        = std::move(arguments.at(arguments.size() - 1 - i));
                     arguments.pop_back();
                     stack_push(argument);
                 }