c3bd038008
Simplify isolate group enter-exit logic in EmitModuleSymbolsFor: always call it without an active isolate group. Make sure that we destroy StackZone before trying to exit the isolate. Skip unit test with deferred units on Mac OS: as we don't support deferred units when writing out Mach-O files currently. TEST=ci Change-Id: I8a8615f045781f263c92c45eecf955366a6a6964 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/483760 Reviewed-by: Martin Kustermann <kustermann@google.com> Commit-Queue: Slava Egorov <vegorov@google.com>