[PATCH] D48040: Implement constexpr __builtin_*_overflow

[Erich Keane via Phabricator via cfe-commits]

erichkeane added a comment.

I believe my tests DO validate the return value correctly, don't they?  It uses a sentinel, but the ternary should check that return value, right?

Or is there an obvious thing I'm missing?


https://reviews.llvm.org/D48040