[PATCH] D23627: [CUDA] Improve handling of math functions.

[Justin Lebar via cfe-commits]

jlebar added a comment.

These changes have always been kind of scary.  tra tested this against Thrust all combinations of CUDA 7.0/7.5, c++98/11, libc++/libstdc++{4.8.5/4.9.3,5.3.0}.  So we should be good here.  I hope.


https://reviews.llvm.org/D23627