Do not compute code hash twice in VM test engine.

evmjit/libevmjit/Type.h

@@ -4,7 +4,7 @@
 #include <llvm/IR/Type.h>
 #include <llvm/IR/Constants.h>
 #include <llvm/IR/Metadata.h>
-#include "preprocessor/llvm_includes_end.h" // FIXME: LLVM 3.7: check if needed
+#include "preprocessor/llvm_includes_end.h"
 
 #include "evmjit/JIT.h" // ReturnCode
 

test/libevm/vm.cpp

@@ -325,8 +325,6 @@ void doVMTests(json_spirit::mValue& v, bool _fillin)
 		}
 		fev.codeHash = sha3(fev.code);
 
-		fev.codeHash = sha3(fev.code);
-
 		bytes output;
 		bool vmExceptionOccured = false;
 		try