config/bootstrap-lto.mk

   1 # This option enables LTO for stage2 and stage3.  It requires lto to
   2 # be enabled for stage1 with --enable-stage1-languages.
   3
   4 STAGE2_CFLAGS += -flto=jobserver -fuse-linker-plugin -frandom-seed=1
   5 STAGE3_CFLAGS += -flto=jobserver -fuse-linker-plugin -frandom-seed=1