add constraints properly
add constraints properly

axt/angr,iamahuman/angr,tyb0807/angr,chubbymaggie/angr,angr/angr,f-prettyland/angr,schieb/angr,iamahuman/angr,axt/angr,angr/angr,f-prettyland/angr,chubbymaggie/simuvex,schieb/angr,tyb0807/angr,axt/angr,chubbymaggie/angr,iamahuman/angr,angr/angr,zhuyue1314/simuvex,chubbymaggie/simuvex,schieb/angr,chubbymaggie/angr,f-prettyland/angr,angr/simuvex,tyb0807/angr,chubbymaggie/simuvex