* Rollback in try..except

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28455 3ad0048d-3df7-0310-abae-a5850022a9f2
* Fix range check error

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28456 3ad0048d-3df7-0310-abae-a5850022a9f2