buildtools/binutils/config/bootstrap-lto-lean.mk
Alexander von Gluck IV 46e1ce6913 binutils: Import binutils 2.36.1
Change-Id: I06fc1c19229e26c20132c255c92b7e71ea3cc31a
Reviewed-on: https://review.haiku-os.org/c/buildtools/+/4372
Reviewed-by: Fredrik Holmqvist <fredrik.holmqvist@gmail.com>
Reviewed-by: Alex von Gluck IV <kallisti5@unixzen.com>
2021-08-26 20:24:40 +00:00

18 lines
732 B
Makefile

# This option enables LTO for stage4 and LTO for generators in stage3 with profiledbootstrap.
# Otherwise, LTO is used in only stage3.
STAGE3_CFLAGS += -flto=jobserver
override STAGEtrain_CFLAGS := $(filter-out -flto=jobserver,$(STAGEtrain_CFLAGS))
STAGEtrain_GENERATOR_CFLAGS += -flto=jobserver
STAGEfeedback_CFLAGS += -flto=jobserver
# assumes the host supports the linker plugin
LTO_AR = $$r/$(HOST_SUBDIR)/prev-gcc/gcc-ar$(exeext) -B$$r/$(HOST_SUBDIR)/prev-gcc/
LTO_RANLIB = $$r/$(HOST_SUBDIR)/prev-gcc/gcc-ranlib$(exeext) -B$$r/$(HOST_SUBDIR)/prev-gcc/
LTO_EXPORTS = AR="$(LTO_AR)"; export AR; \
RANLIB="$(LTO_RANLIB)"; export RANLIB;
LTO_FLAGS_TO_PASS = AR="$(LTO_AR)" RANLIB="$(LTO_RANLIB)"
do-compare = /bin/true