Reviewed 14 of 22 files at r1, 4 of 6 files at r2, 5 of 5 files at r3.
Reviewable status: 1 of 2 LGTMs obtained (waiting on @Valloric)

azure-pipelines.yml, line 99 at r3 (raw file):

    matrix:
      'Python 3.7 64-bit':
        YCM_PYTHON_INSTALLER_URL: 'https://www.python.org/ftp/python/3.7.3/python-3.7.3-amd64.exe'

We can't use the UsePythonVersion here either ?

azure-pipelines.yml, line 127 at r3 (raw file):

    matrix:
      'Python 2.7 64-bit':
        YCM_PYTHON_INSTALLER_URL: 'https://www.python.org/ftp/python/2.7.16/python-2.7.16.amd64.msi'

I wasn't able to find any suggestion that azure pipelines support a cache. For all our other CI we cache certain directories to prevent constantly downloading (like lib clang).

Were you able to find any cache support ?

Reviewed 8 of 22 files at r1, 6 of 6 files at r2, 3 of 5 files at r3.
Reviewable status: 1 of 2 LGTMs obtained (waiting on @puremourning)

azure-pipelines.yml, line 99 at r3 (raw file):

Not for this image and I wanted to use the same script for both Windows images.

azure-pipelines.yml, line 127 at r3 (raw file):

AFAIK, it's not yet supported. I am not too worried though as the build times are still reasonable.

I'm glad we got partial line coverage back.

but I won't trigger zzbot, because there's no [READY] tag.

Reviewable status: complete! 2 of 2 LGTMs obtained (waiting on @puremourning)