On Mon, Feb 3, 2014 at 11:14 AM, Diego Novillo <dnovi...@google.com> wrote: > On Mon, Feb 3, 2014 at 2:11 PM, Ian Lance Taylor <i...@google.com> wrote: > >> If the presence of the build >> tree makes writing some tests significantly simpler, I think that is >> OK. > > I would like to discourage that. Testing an already installed GCC for > which no build tree exists is a very useful feature.
I agree. Here at Cavium, we use the packaged up toolchain that comes from a RPM and test it so we are testing exactly what we ship out to our customers. > > Internally, we have a very strong dependency on this feature. If it > were to disappear, it would be almost impossible for us to test the > compiler at the massive scale that we do. We (Cavium) have the same strong dependency too. Thanks, Andrew Pinski > > > Diego.
