Skip if multicast not supported

nsarka · nsarka · commit 2697b92a5b80 · 2026-03-20T10:25:51.000-04:00
diff --git a/tests/cpp/test_multidevice_stream_parallel_type.cpp b/tests/cpp/test_multidevice_stream_parallel_type.cpp
@@ -704,6 +704,9 @@ TEST_P(RSMatmulTest, ReduceScatterReduceBased) {
                  << ", D = " << D;
   }
   if (communicator_backend == CommunicatorBackend::kCuda) {
+    if (!isMulticastSupported()) {
+        GTEST_SKIP() << "Device does not support Multicast; skipping.";
+    }
     EnableOptionsGuard::getCurOptions().set(EnableOption::MulticastProtocol, {"multimem"});
   }
 

Original file line number	Diff line number	Diff line change
`@@ -704,6 +704,9 @@ TEST_P(RSMatmulTest, ReduceScatterReduceBased) {`
`704`	`704`	`<< ", D = " << D;`
`705`	`705`	`}`
`706`	`706`	`if (communicator_backend == CommunicatorBackend::kCuda) {`
	`707`	`+ if (!isMulticastSupported()) {`
	`708`	`+ GTEST_SKIP() << "Device does not support Multicast; skipping.";`
	`709`	`+ }`
`707`	`710`	`EnableOptionsGuard::getCurOptions().set(EnableOption::MulticastProtocol, {"multimem"});`
`708`	`711`	`}`
`709`	`712`