diff --git a/llvm/unittests/ExecutionEngine/Orc/RPCUtilsTest.cpp b/llvm/unittests/ExecutionEngine/Orc/RPCUtilsTest.cpp
--- a/llvm/unittests/ExecutionEngine/Orc/RPCUtilsTest.cpp
+++ b/llvm/unittests/ExecutionEngine/Orc/RPCUtilsTest.cpp
@@ -871,8 +871,7 @@
 
   Server.addHandler<DummyRPCAPI::VoidBool>(
     [](bool B) {
-      EXPECT_EQ(B, true)
-        << "Server void(bool) received unexpected result";
+      llvm_unreachable("Server void(bool) received unexpected result");
     });
 
   Server.removeHandler<DummyRPCAPI::VoidBool>();
@@ -884,8 +883,7 @@
 
   Server.addHandler<DummyRPCAPI::VoidBool>(
     [](bool B) {
-      EXPECT_EQ(B, true)
-        << "Server void(bool) received unexpected result";
+      llvm_unreachable("Server void(bool) received unexpected result");
     });
 
   Server.clearHandlers();