Catch SimIRSB error in CFGBase.
Catch SimIRSB error in CFGBase.

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