Created by: wanghaox

many PRs failed at here:

[20:12:55]In file included from /paddle/paddle/platform/enforce.h:39:0,
[20:12:55]                 from /paddle/paddle/platform/gpu_info.cc:19:
[20:12:55]/paddle/paddle/platform/dynload/nccl.h:18:18: fatal error: nccl.h: No such file or directory
[20:12:55] #include <nccl.h>
[20:12:55]                  ^
[20:12:55]compilation terminated.