cconvey commented on code in PR #11245:
URL: https://github.com/apache/tvm/pull/11245#discussion_r868381104
##########
src/runtime/hexagon/rpc/simulator/session.cc:
##########
@@ -483,7 +483,13 @@ std::string SimulatorRPCChannel::Message_::str() const {
case Message::kSendEnd:
return "kSendEnd";
default:
- break;
+ LOG(FATAL) << "Internal error: unexpected message code: " << msg.code;
+#if (__GCC__ || __clang__)
+#if __has_builtin(__builtin_unreachable)
+ __builtin_unreachable()
+#endif
+#endif
+ break;
Review Comment:
Without this, gcc 7.5 was complaining about a code path (`default:`) with no
return value. Since this could be awful to debug if it happened, I don't want
to simply suppress the warning.
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