gcc/config/bootstrap-lto.mk
Richard Biener 5fe6af6dcf re PR lto/85574 (LTO bootstapped binaries differ)
2019-05-02  Richard Biener  <rguenther@suse.de>

	PR bootstrap/85574
	* Makefile.tpl (compare target): Also compare extra-compare
	files.
	* Makefile.in: Regenerate.

	config/
	* bootstrap-lto.mk (extra-compare): Set to gcc/lto1$(exeext).

From-SVN: r270798
2019-05-02 13:58:47 +00:00

19 lines
792 B
Makefile

# This option enables LTO for stage2 and stage3 in slim mode
STAGE2_CFLAGS += -flto=jobserver -frandom-seed=1
STAGE3_CFLAGS += -flto=jobserver -frandom-seed=1
STAGEprofile_CFLAGS += -flto=jobserver -frandom-seed=1
STAGEtrain_CFLAGS += -flto=jobserver -frandom-seed=1
STAGEfeedback_CFLAGS += -flto=jobserver -frandom-seed=1
# 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 = $(SHELL) $(srcdir)/contrib/compare-lto $$f1 $$f2
extra-compare = gcc/lto1$(exeext)