https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69471
--- Comment #14 from ktkachov at gcc dot gnu.org --- Author: ktkachov Date: Tue Oct 1 10:28:40 2019 New Revision: 276397 URL: https://gcc.gnu.org/viewcvs?rev=276397&root=gcc&view=rev Log: driver: Also prune joined switches with negation 2019-10-01 Kyrylo Tkachov <kyrylo.tkac...@arm.com> Backport from mainline 2019-09-26 Matt Turner <matts...@gmail.com> PR driver/69471 * config/aarch64/aarch64.opt (march=): Add Negative(march=). (mtune=): Add Negative(mtune=). (mcpu=): Add Negative(mcpu=). * config/arm/arm.opt: Likewise. Modified: branches/gcc-9-branch/gcc/ChangeLog branches/gcc-9-branch/gcc/config/aarch64/aarch64.opt branches/gcc-9-branch/gcc/config/arm/arm.opt