workaround weak symbol issue

hcc prints "error: alias must point to a defined variable or function"

src/all_gather.cu

@@ -96,9 +96,7 @@ testResult_t AllGatherRunTest(struct threadArgs* args, int root, ncclDataType_t
   return testSuccess;
 }
 
-struct testEngine allGatherEngine = {
+struct testEngine ncclTestEngine = {
   AllGatherGetBuffSize,
   AllGatherRunTest
-};
-
-#pragma weak ncclTestEngine=allGatherEngine
+};

src/all_reduce.cu

@@ -107,9 +107,7 @@ testResult_t AllReduceRunTest(struct threadArgs* args, int root, ncclDataType_t
   return testSuccess;
 }
 
-struct testEngine allReduceEngine = {
+struct testEngine ncclTestEngine = {
   AllReduceGetBuffSize,
   AllReduceRunTest
-};
-
-#pragma weak ncclTestEngine=allReduceEngine
+};

src/broadcast.cu

@@ -113,9 +113,7 @@ testResult_t BroadcastRunTest(struct threadArgs* args, int root, ncclDataType_t
   return testSuccess;
 }
 
-struct testEngine broadcastEngine = {
+struct testEngine ncclTestEngine = {
   BroadcastGetBuffSize,
   BroadcastRunTest
-};
-
-#pragma weak ncclTestEngine=broadcastEngine
+};

src/reduce.cu

@@ -116,9 +116,7 @@ testResult_t ReduceRunTest(struct threadArgs* args, int root, ncclDataType_t typ
   return testSuccess;
 }
 
-struct testEngine reduceEngine = {
+struct testEngine ncclTestEngine = {
   ReduceGetBuffSize,
   ReduceRunTest
-};
-
-#pragma weak ncclTestEngine=reduceEngine
+};

src/reduce_scatter.cu

@@ -108,9 +108,7 @@ testResult_t ReduceScatterRunTest(struct threadArgs* args, int root, ncclDataTyp
   return testSuccess;
 }
 
-struct testEngine reduceScatterEngine = {
+struct testEngine ncclTestEngine = {
   ReduceScatterGetBuffSize,
   ReduceScatterRunTest
-};
-
-#pragma weak ncclTestEngine=reduceScatterEngine
+};