Our tests (including code in core libraries) are never run with
assertions enabled.
=> Add the necessary configuration support in test_matrix.json
=> We'll then add a new builder running one configuration with asserts.
Change-Id: Id1bc27ddf7d683846510af4711679ad14f0e4168
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/370620
Reviewed-by: Slava Egorov <vegorov@google.com>
Commit-Queue: Martin Kustermann <kustermann@google.com>
Martin Kustermann
e18c43a21e