In TFormula::Compile, delete the array of fParams and fnames in case the number

of parameters is null. Without this fix, derived functions like TF12
did not behave correctly when the TF2 object had one or more parameters.


git-svn-id: http://root.cern.ch/svn/root/trunk@7877 27541ba8-7e3a-0410-8455-c3a389f83636