Here are the results of the comparative tests I ran :
https://docs.google.com/spreadsheets/d/1MyNBPVZlBeic1OLqVKe_bcPk2deO_pQs9trIfOFefM0/edit#gid=2034603487
It confirms the assumptions but unfortunately, rebuilding 2.7.12 without the -fstack-protector-strong leads to worse performances than the stock 2.7.12 build. I'm continuing my investigations.
Here are the results of the comparative tests I ran :
https:/ /docs.google. com/spreadsheet s/d/1MyNBPVZlBe ic1OLqVKe_ bcPk2deO_ pQs9trIfOFefM0/ edit#gid= 2034603487
It confirms the assumptions but unfortunately, rebuilding 2.7.12 without the -fstack- protector- strong leads to worse performances than the stock 2.7.12 build. I'm continuing my investigations.