Merge remote-tracking branch 'nccl/master' into develop

src/misc/argcheck.cc

@@ -7,7 +7,7 @@
 #include "argcheck.h"
 #include "comm.h"
 
-static ncclResult_t CudaPtrCheck(const void* pointer, struct ncclComm* comm, const char* ptrname, const char* opname) {
+ncclResult_t CudaPtrCheck(const void* pointer, struct ncclComm* comm, const char* ptrname, const char* opname) {
   cudaPointerAttributes attr;
   cudaError_t err = cudaPointerGetAttributes(&attr, pointer);
   if (err != cudaSuccess || attr.devicePointer == NULL) {