IFC mix build (#998)

src/include/collectives.h

@@ -39,7 +39,7 @@ struct ncclDevRedOpFull {
   nccl##func##algo##proto
 
 /* Declare all collective operations */
-#ifdef USE_INDIRECT_FUNCTION_CALL
+#if defined(USE_INDIRECT_FUNCTION_CALL) && !defined(__gfx940__) && !defined(__gfx941__) && !defined(__gfx942__)
 #define DECL5(func, algo, proto, devredop, type) \
   extern __device__ void NCCL_FUNC_NAME(func, algo, proto, devredop, type)(); \
   extern __global__ void NCCL_KERN_NAME(func, algo, proto, devredop, type)(struct ncclDevComm* comm, uint64_t channelMask, struct ncclWork* workHead); \