CompareUpToTail    87 src/liveedit.cc     CompareUpToTail(0, 0);
CompareUpToTail   156 src/liveedit.cc             res = CompareUpToTail(pos1 + 1, pos2 + 1);
CompareUpToTail   159 src/liveedit.cc             int res1 = CompareUpToTail(pos1 + 1, pos2) +
CompareUpToTail   161 src/liveedit.cc             int res2 = CompareUpToTail(pos1, pos2 + 1) +