Added tests for examples

src/build/Result.go

@@ -63,3 +63,9 @@ func (r *Result) EachFunction(caller *Function, traversed map[*Function]bool, ca
 		r.EachFunction(callee, traversed, call)
 	}
 }
+
+// Write write the final executable to disk.
+func (r *Result) Write(path string) error {
+	code, data := r.Finalize()
+	return Write(path, code, data)
+}