Avoids passing None start addr to CFG
Avoids passing None start addr to CFG

GuardianRG/angr,schieb/angr,angr/angr,chubbymaggie/angr,schieb/angr,axt/angr,f-prettyland/angr,zhuyue1314/angr,mingderwang/angr,iamahuman/angr,avain/angr,chubbymaggie/angr,haylesr/angr,iamahuman/angr,axt/angr,cureHsu/angr,cureHsu/angr,avain/angr,terry2012/angr,xurantju/angr,axt/angr,GuardianRG/angr,f-prettyland/angr,terry2012/angr,iamahuman/angr,zhuyue1314/angr,fjferrer/angr,chubbymaggie/angr,lowks/angr,xurantju/angr,lowks/angr,angr/angr,tyb0807/angr,f-prettyland/angr,angr/angr,tyb0807/angr,tyb0807/angr,schieb/angr,haylesr/angr,mingderwang/angr,fjferrer/angr