LTO is a boot language these days. LTO bootstrapped on x86_64-suse-linux, applied on the mainline and 4.6 branch as obvious.
2011-04-20 Eric Botcazou <ebotca...@adacore.com> * bootstrap-lto.mk: Remove obsolete requirement. -- Eric Botcazou
Index: bootstrap-lto.mk =================================================================== --- bootstrap-lto.mk (revision 172712) +++ bootstrap-lto.mk (working copy) @@ -1,6 +1,5 @@ -# This option enables LTO for stage2 and stage3. It requires lto to -# be enabled for stage1 with --enable-stage1-languages. +# This option enables LTO for stage2 and stage3. STAGE2_CFLAGS += -flto=jobserver -frandom-seed=1 STAGE3_CFLAGS += -flto=jobserver -frandom-seed=1 -STAGEprofile_CFLAGS += -fno-lto +STAGEprofile_CFLAGS += -fno-lto