[PATCH] D50127: [Support] use larger character set for creating unique filenames

[Nico Weber via Phabricator via llvm-commits]

thakis added a comment.

In https://reviews.llvm.org/D50127#1183838, @inglorion wrote:

> The inspiration for this is http://crbug.com/856635, where we're seeing the same file name generated multiple times during a single run.


https://bugs.chromium.org/p/chromium/issues/detail?id=856635#c10 sounds like we only saw this if the pattern was made smaller. Are we sure this change fixes an actual problem?


https://reviews.llvm.org/D50127