Added experimental mode to utman for building the native libgcc.a libs from llvm's compiler-rt code base. This already works for all archs but needs a lot  more work, e.g. a new repo needs to be set up, etc.
Added experimental mode to utman for building the native libgcc.a libs
from llvm's compiler-rt code base.
This already works for all archs but needs a lot  more work, e.g. a new repo needs to be set up, etc.

BUG= http://code.google.com/p/nativeclient/issues/detail?id=1520
Review URL: http://codereview.chromium.org/7129023

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@5612 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client,nacl-webkit/native_client,nacl-webkit/native_client,nacl-webkit/native_client,sbc100/native_client,nacl-webkit/native_client,nacl-webkit/native_client,sbc100/native_client