It is a bounds check on an array before an access, the test cannot
continue safely if it fails, so it should be fatal.
Change-Id: Icd081df9cb81d549519d69bd34739d950946ccf5
Reviewed-on: https://go-review.googlesource.com/126975
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>