anchor.diff:              }
               var notInScope = 3;
             }
  -
  -          static int staticField = 0;
  -          int field;
           }
   
           int global = 42;
  
positive.code: 
      group('Expression compiler tests in static function:', () {
        var source = '''
          ${setup.dartLangComment}
          int foo(int x, {int y}) {
            int z = 3;
            // Breakpoint: bp
  
negative.code: 
      group('Expression compiler scope collection tests', () {
        var source = '''
          class C {
            C(this.field);
  
  