fix typo


git-svn-id: https://root.cern.ch/svn/root/trunk@48760 27541ba8-7e3a-0410-8455-c3a389f83636
Typo.


git-svn-id: https://root.cern.ch/svn/root/trunk@48762 27541ba8-7e3a-0410-8455-c3a389f83636
If fIgnoreExtraArgs is set, (unsigned)(num_params - num_given_args) might overflow.


git-svn-id: https://root.cern.ch/svn/root/trunk@48763 27541ba8-7e3a-0410-8455-c3a389f83636