BUF_COMPUTE_UNCHANGED 3609 src/buffer.c     BUF_COMPUTE_UNCHANGED (buf, start, end);
BUF_COMPUTE_UNCHANGED  117 src/insdel.c       BUF_COMPUTE_UNCHANGED (current_buffer, charpos, GPT);
BUF_COMPUTE_UNCHANGED  179 src/insdel.c     BUF_COMPUTE_UNCHANGED (current_buffer, charpos, GPT);
BUF_COMPUTE_UNCHANGED 1968 src/insdel.c     BUF_COMPUTE_UNCHANGED (current_buffer, start - 1, end);
BUF_COMPUTE_UNCHANGED   87 src/textprop.c   BUF_COMPUTE_UNCHANGED (buf, b - 1, e);