anchor.diff:      |   forStatement
   
       // While statement
  -    |   "while"^ LPAREN! sce=strictContextExpression[true] RPAREN! nlsWarn!
  +    |   "while"^ LPAREN! sce=strictContextExpression[false] RPAREN! nlsWarn!
           (SEMI | compatibleBodyStatement)
   
       /*OBS* no do-while statement in Groovy (too ambiguous)
  
positive.code:     |   importStatement
  
      // switch/case statement
      |   "switch"^ LPAREN! sce=strictContextExpression[true] RPAREN! nlsWarn! LCURLY! nls!
          ( casesGroup )*
          RCURLY!
  
  
negative.code:     |   tryBlock
  
      // synchronize a statement
      |   "synchronized"^ LPAREN! sce=strictContextExpression[false] RPAREN! nlsWarn! compoundStatement
  
  
      /*OBS*
  