[PATCH] D142606: Lazyly initialize uncommon toolchain detector

[Tom Weaver via Phabricator via cfe-commits]

TWeaver added a comment.

Hello all,

sorry to be a bother, but I believe this patch has caused a failure in this buildbot (and potentially others).

https://lab.llvm.org/buildbot/#/builders/109/builds/57277


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142606/new/

https://reviews.llvm.org/D142606