tree 3bf6ef8eff7962aa3f12b7e0002744c4509df221
parent 75220ad07cb24ecfa20c9cebed39f1f98fb079cf
author Paul Wankadia <junyer@google.com> 1589216595 -0700
committer Paul Wankadia <junyer@google.com> 1589216694 +0000

Don't dereference params->start unconditionally.

Change-Id: I92d0867434a7668a81278de82af45d0a29b9d1e6
Reviewed-on: https://code-review.googlesource.com/c/re2/+/56216
Reviewed-by: Paul Wankadia <junyer@google.com>