8baa99a697
TEST=ubsan Change-Id: I606a3c1ee0a4bf5da8e03b458ad6031dcd65ca05 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/350941 Reviewed-by: Alexander Aprelev <aam@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>