[PATCH] D71029: [clangd] (take 2) Try harder to find a plausible `clang` as argv0, particularly on Mac.

[pre-merge checks [bot] via Phabricator via cfe-commits]

merge_guards_bot added a comment.

Build result: pass - 60480 tests passed, 0 failed and 726 were skipped.

Log files: console-log.txt <http://results.llvm-merge-guard.org/amd64_debian_testing_clang8-313/console-log.txt>, CMakeCache.txt <http://results.llvm-merge-guard.org/amd64_debian_testing_clang8-313/CMakeCache.txt>


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D71029/new/

https://reviews.llvm.org/D71029