[PATCH] D50845: [CUDA/OpenMP] Define only some host macros during device compilation

[Jonas Hahnfeld via Phabricator via cfe-commits]

Hahnfeld added a comment.

In https://reviews.llvm.org/D50845#1211463, @gregrodgers wrote:

> What am I missing?


As discussed above this patch doesn't fix this problem. However we need `__x86_64__` because `bits/wordsize.h` will use it to determine if we are 64- or 32-bit.


Repository:
  rC Clang

https://reviews.llvm.org/D50845