Work around apparent bug in CMD's FOR /L
authorRuss Keldorph <Russ.Keldorph@microsoft.com>
Wed, 5 Dec 2018 23:58:32 +0000 (15:58 -0800)
committerRuss Keldorph <russ.keldorph@microsoft.com>
Thu, 6 Dec 2018 19:08:16 +0000 (11:08 -0800)
commit1c8dd79c74e8021f5e2fb9c05116e69848470c87
tree633d142bcb67510a018d442b911c08de93aab227
parent588faa52bd2269ca3158c2b0c9199b0b9f90ec11
Work around apparent bug in CMD's FOR /L

Hopefully this will mean that official build failures during the actual build
phase will correctly be reported as failures.  There could be other places that
need to change, but this is all we know of right now.

Fixes #18788 (at least part of it)
build-test.cmd