Change the bootstrap-lto config file to use slim (non fat) LTO..
Speeds up the LTO bootstrap by ~18% on a 4 core system.
This requires using gcc-ar/ranlib in post stage 1 builds, so these
are passed to all sub builds.
config/:
2014-09-01 Andi Kleen <ak@linux.intel.com>
* bootstrap-lto.mk: Implement slim bootstrap.
/:
2014-09-01 Andi Kleen <ak@linux.intel.com>
* Makefile.tpl (POSTSTAGE1_HOST_EXPORTS): Add LTO_EXPORTS.
POSTSTAGE1_FLAGS_TO_PASS): Add LTO_FLAGS_TO_PASS.
* Makefile.in: Regenerate.
From-SVN: r214801
