[PATCH] D64589: [UpdateTestChecks] Emit warning when invalid value for -check-prefix(es) option

[Greg Bedwell via Phabricator via llvm-commits]

gbedwell added a comment.

In D64589#1604206 <https://reviews.llvm.org/D64589#1604206>, @RKSimon wrote:

> LGTM - cheers!


Sorry for the delay.  I've been out of the office a little bit recently!
LGTM too.


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https://reviews.llvm.org/D64589