2015-05-02 Steven G. Kargl <kargl@gcc.gnu.org>
[official-gcc.git] / config / bootstrap-lto.mk
blob9e065e1d85a09325c4332ad64202295b9f3e2fc0
1 # This option enables LTO for stage2 and stage3 in slim mode
3 STAGE2_CFLAGS += -flto=jobserver -frandom-seed=1
4 STAGE3_CFLAGS += -flto=jobserver -frandom-seed=1
5 STAGEprofile_CFLAGS += -fno-lto
7 # assumes the host supports the linker plugin
8 LTO_AR = $$r/$(HOST_SUBDIR)/prev-gcc/gcc-ar$(exeext) -B$$r/$(HOST_SUBDIR)/prev-gcc/
9 LTO_RANLIB = $$r/$(HOST_SUBDIR)/prev-gcc/gcc-ranlib$(exeext) -B$$r/$(HOST_SUBDIR)/prev-gcc/
11 LTO_EXPORTS = AR="$(LTO_AR)"; export AR; \
12 RANLIB="$(LTO_RANLIB)"; export RANLIB;
13 LTO_FLAGS_TO_PASS = AR="$(LTO_AR)" RANLIB="$(LTO_RANLIB)"