[PATCH] D41316: [libcxx] Allow random_device to be built optionally

[Jonathan Roelofs via Phabricator via cfe-commits]

jroelofs added a comment.

I say that because there are contexts where it is **absolutely critical** that https://xkcd.com/221/ not be the implementation of an RNG.


Repository:
  rCXX libc++

https://reviews.llvm.org/D41316