[LLVMdev] Build-bot host compiler upgrades and C++11!
tobias at grosser.es
Tue Jan 14 02:18:05 PST 2014
On 01/07/2014 10:40 AM, Chandler Carruth wrote:
> Greetings, starting a new thread and CC-ing all the folks I could think of
> that are likely running bots for LLVM. If I've missed any, sorry, please
> add them.
> As lots of folks have been mentioning, it's time to switch LLVM (and most
> subprojects) to use C++11. The first step is establishing a new baseline of
> compiler versions that are supported:
> MSVC 2012
> GCC 4.7
> Clang 3.1
> If you are helping to keep our build bot infrastructure running and
> up-to-date, please check the host compiler versions and reply here if
> you're going to have trouble upgrading. My rough plan based on chatting
> with some folks is to submit checks to cmake and configure on Monday to
> produce an error on older toolchains without some flag to force old
> toolchain support.
> So reply to this thread if you need more time, or if all your bots are
> ready-to-go! Thanks a bunch!
This change broke the gcc compile farm bots. On the compile farm, gcc is
normally around version 4.4. However, gcc 4.8.2 is available in the
non-default directory /opt/cfarm/gcc-latest/bin
Maybe we can adapt the buildbots to find it there.
@Duncan, do you have time to do so?
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