And it's a ridiculously huge umbrellla. ;) Of the three parts mentioned (CPI, CPS and SafeStack), SafeStack had the least performance impact, so it seems it wa

And it's a ridiculously huge umbrellla. ;) Of the three parts mentioned (CPI, CPS and SafeStack), SafeStack had the least performance impact, so it seems it was the easiest to get committed upstream [1]. The differential revision comments are also interesting reading. [2] Though their CPS and CPI work exists (linked in article), I'm not sure if or when it will be ready for prime time. [1] https://github.com/llvm-mirror/llvm/commit/7ffec838a2b72e6841d9fb993b5fe6a45f3b2a90 https://github.com/llvm-mirror/llvm/commit/7ffec838a2b72e684... [2] http://reviews.llvm.org/D6094 http://reviews.llvm.org/D6094