[swift-dev] Build failure? "LLVM ERROR: Cannot represent a subtraction with a weak symbol"

[Jordan Rose]

> On Jan 28, 2016, at 10:31, Dmitri Gribenko <gribozavr at gmail.com> wrote:
> 
> On Thu, Jan 28, 2016 at 10:28 AM, Brian Gesiak via swift-dev
> <swift-dev at swift.org> wrote:
>> Thanks, Jordan!
>> 
>> I had thought they were, since I recall running `utils/update-checkout` soon
>> after encountering the error.
> 
> Did you do `update-checkout -a` ?  The default option set only updates swift.

This probably predates having a stable branch for LLVM and Clang; maybe we should just remove it.

Jordan