Revert "Yikes. int64_t{1}<<31 doesn't actually make sense."

This reverts commit 87a7f09a47f3bae4c09fdcdd438f5692e01508f8.

Change-Id: I702b7f04000376fc349e9580cf2b8ec020beea96
Reviewed-on: https://code-review.googlesource.com/c/re2/+/58674
Reviewed-by: Paul Wankadia <junyer@google.com>
1 file changed