tree 258e3e4f1e9f6df0cf33dbbf83aea2cf50c8bfdf
parent 848dfb7e1d7ba641d598cb66f81590f3999a555a
author Paul Wankadia <junyer@google.com> 1562226799 -0700
committer Paul Wankadia <junyer@google.com> 1562226903 +0000

Stop SimplifyStringSet() from finding "" in everything.

Change-Id: I98313d86a5a4653b449bf943ea0c57844dfcc130
Reviewed-on: https://code-review.googlesource.com/c/re2/+/42510
Reviewed-by: Paul Wankadia <junyer@google.com>