Don't generate CMP, JE, JMP for OP_CONDs with constant conditions.
Don't generate CMP, JE, JMP for OP_CONDs with constant conditions.

This is actually necessary for correctness, as otherwise we try to
generate a CMP with two constant args, which understandably doesn't
exist.

orodley/naive,orodley/naive,orodley/naive,orodley/naive