d0ee565bf8
The bit vector representing the nullability of the types of a type argument vector was stored in reverse order. This caused a problem when a longer instantiated vector is reused for a shorter uninstantiated vector. This fixes https://github.com/dart-lang/sdk/issues/45529 TEST=added regression test Change-Id: I0e936e45d51fa896d7562f4f03c8878437eb464f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/193751 Commit-Queue: Régis Crelier <regis@google.com> Reviewed-by: Alexander Markov <alexmarkov@google.com>