diff options
-rw-r--r-- | src/google/protobuf/generated_message_reflection.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/google/protobuf/generated_message_reflection.h b/src/google/protobuf/generated_message_reflection.h index 2e65787f..8b1362a2 100644 --- a/src/google/protobuf/generated_message_reflection.h +++ b/src/google/protobuf/generated_message_reflection.h @@ -674,6 +674,8 @@ class LIBPROTOBUF_EXPORT GeneratedMessageReflection PROTOBUF_FINAL template<typename To, typename From> inline To dynamic_cast_if_available(From from) { #if defined(GOOGLE_PROTOBUF_NO_RTTI) || (defined(_MSC_VER)&&!defined(_CPPRTTI)) + // Avoid the compiler warning about unused variables. + (void)from; return NULL; #else return dynamic_cast<To>(from); |