On Wed, Aug 06, 2014 at 01:22:58PM -0400, David Malcolm wrote: > +class GTY(()) rtx_insn_list : public rtx_def > +{ > + /* No extra fields, but adds invariant: (GET_CODE (X) == INSN_LIST).
some nice future work would be to see if these can stop being rtxen at all and just have a insn and next pointer. Trev