1. d1e40d5 Make -fobjc-nonfragile-abi the -cc1 default, since it's the by John McCall · 13 years ago
  2. a944b12 [arcmt] Make sure migrating to ARC works even if '-fobjc-arc' is included in command-line flags. rdar://9567824 by Argyrios Kyrtzidis · 13 years ago