add a couple quick sanity checks on clang_delta's behavior, since otherwise if it screws up c_delta can't really tell and it sucks to debug
add a couple quick sanity checks on clang_delta's behavior, since
otherwise if it screws up c_delta can't really tell and it sucks
to debug

jacekburys/csmith,DmitryOlshansky/dsmith,natgla/csmith,jacekburys/csmith,DmitryOlshansky/dsmith,Panos90/csmith,Panos90/csmith,DmitryOlshansky/dsmith,DmitryOlshansky/dsmith,jacekburys/csmith,Panos90/csmith,natgla/csmith,natgla/csmith,Panos90/csmith,natgla/csmith,jacekburys/csmith,jacekburys/csmith