At Google, we strive to ship a new Clang/LLVM toolchain to our C++ developers every week.
Two of our toolchain engineers gave a talk on this at CppCon. Check it out if you're interested: https://www.youtube.com/watch?v=zh91if43QLM
Two of our toolchain engineers gave a talk on this at CppCon. Check it out if you're interested: https://www.youtube.com/watch?v=zh91if43QLM
Those haven't been released in Android yet, but they should be in the next quarterly release of Android. My understanding from chatting with the Android team is that though this is a weakened mitigation, it is not an exploit.