[PATCH] D18380: [CUDA] Implement -fcuda-relaxed-constexpr, and enable it by default.

[Artem Belevich via cfe-commits]

tra added a comment.

Now that H/D and HD cal all be in the same overload set, we'll also need additional tests in CodeGenCUDA/function-overload.cu for cases that now became legal.


http://reviews.llvm.org/D18380