common fix

src/spider/compiler/common.hpp

@@ -1,5 +1,10 @@
 #pragma once
 
+// Prevents conflicts if the runtime
+// is included, which includes its own
+// identical common.hpp
+#ifndef SPIDER_RUNTIME_COMMON
+
 #include <cstdint>
 #include <vector>
 #include <deque>
@@ -62,3 +67,5 @@ namespace spider {
     };
 
 }
+
+#endif