[PATCH] D45345: [annotated_builder] try harder to clean build directories

[Adrian McCarthy via Phabricator via llvm-commits]

amccarth added a comment.

This looks like an improvement, but it still might not work on Windows, because there you're racing the file system--deleting a file on Windows is not an atomic, instantaneous operation.  Tune in to https://www.youtube.com/watch?v=uhRWMGBjlO8 at 7:30 for details.


https://reviews.llvm.org/D45345