started here: https://uberchromegw.corp.google.com/i/internal.bling.fyi/builders/clang-tot-device/builds/517

________ running '/usr/bin/python src/ios/build/tools/setup-gn.py --import src/ios_internal/build/args.gn' in '/b/build/slave/clang-tot-device/build'
ERROR at //build/config/compiler/BUILD.gn:103:7: Script returned non-zero exit code.
      exec_script("//tools/clang/scripts/update.py", update_args, "trim string")
      ^----------
Current dir: /b/build/slave/clang-tot-device/build/src/out/_tempSX7tE_/
Command: python -- /b/build/slave/clang-tot-device/build/src/tools/clang/scripts/update.py --print-revision
Returned 1.
stderr:

svn: E155007: '/b/build/slave/clang-tot-device/build/src/third_party/llvm' is not a working copy
Traceback (most recent call last):
  File "/b/build/slave/clang-tot-device/build/src/tools/clang/scripts/update.py", line 920, in <module>
    sys.exit(main())
  File "/b/build/slave/clang-tot-device/build/src/tools/clang/scripts/update.py", line 891, in main
    print GetSvnRevision(LLVM_DIR)
  File "/b/build/slave/clang-tot-device/build/src/tools/clang/scripts/update.py", line 170, in GetSvnRevision
    svn_info = subprocess.check_output('svn info ' + svn_repo, shell=True)
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/subprocess.py", line 573, in check_output
    raise CalledProcessError(retcode, cmd, output=output)
subprocess.CalledProcessError: Command 'svn info /b/build/slave/clang-tot-device/build/src/third_party/llvm' returned non-zero exit status 1

See //build/config/BUILDCONFIG.gn:472:3: which caused the file to be included.
  "//build/config/compiler:afdo",
  ^-----------------------------


I think the problem is that the setup-gn hook runs before the update_clang hook, which in tot builds checks out third_party/llvm.


sdefresne, iirc you did setup-gn -- can you take a look?