fix a source-map test which was affected by "unclassify" optimization
fix a source-map test which was affected by "unclassify" optimization

jsx/JSX,dj31416/JSX,dj31416/JSX,dj31416/JSX,dj31416/JSX,jsx/JSX,jsx/JSX,jsx/JSX,dj31416/JSX,jsx/JSX