xed fails to build when using --no-avx

[roeeshoshani]

i am trying to build xed using the following command:

../xed/mfile.py --no-avx

and i get the following error:

[ERROR] Look-ahead error - only some are nonterminal at next bit position
  File "/home/sho/Documents/trash/xed_test/shit/../xed/pysrc/generator.py", line 6395, in <module>
    main()
  File "/home/sho/Documents/trash/xed_test/shit/../xed/pysrc/generator.py", line 6375, in main
    gen_everything_else(agi)
  File "/home/sho/Documents/trash/xed_test/shit/../xed/pysrc/generator.py", line 5509, in gen_everything_else
    gi.graph = build_graph(agi.common,
  File "/home/sho/Documents/trash/xed_test/shit/../xed/pysrc/generator.py", line 2858, in build_graph
    build_sub_graph(common,graph, bitpos, skipped_bits)
  File "/home/sho/Documents/trash/xed_test/shit/../xed/pysrc/generator.py", line 2671, in build_sub_graph
    build_sub_graph(common, child, bitpos, 0)
  File "/home/sho/Documents/trash/xed_test/shit/../xed/pysrc/generator.py", line 2671, in build_sub_graph
    build_sub_graph(common, child, bitpos, 0)
  File "/home/sho/Documents/trash/xed_test/shit/../xed/pysrc/generator.py", line 2671, in build_sub_graph
    build_sub_graph(common, child, bitpos, 0)
  [Previous line repeated 2 more times]
  File "/home/sho/Documents/trash/xed_test/shit/../xed/pysrc/generator.py", line 2728, in build_sub_graph
    die("Look-ahead error - only some are nonterminal " +
  File "/home/sho/Documents/trash/xed_test/xed/pysrc/genutil.py", line 81, in die