On 11/5/23 11:47, Richard Sandiford wrote:
add_seginfo chained insn information to the end of a list by starting at the head of the list. This patch avoids the quadraticness by keeping track of the tail pointer. gcc/ * mode-switching.cc (add_seginfo): Replace head pointer with a pointer to the tail pointer. (optimize_mode_switching): Update calls accordingly.
OK jeff