nodestack: make 'iter' signed
authorBrian Norris <banorris@uci.edu>
Thu, 13 Dec 2012 01:57:28 +0000 (17:57 -0800)
committerBrian Norris <banorris@uci.edu>
Thu, 13 Dec 2012 03:36:06 +0000 (19:36 -0800)
commit299f7a3ac5118aa0f009aebb4d1792860e610d29
treeb7808bef32f60b0dd9b84c235633c60dee0a90ff
parent823b36d82da7eccc91cee959e04f48a3da1c9e13
nodestack: make 'iter' signed

iter will need to be negative when we allow the NodeStack to be empty.
nodestack.cc
nodestack.h