1722244572

Author: Oleh Kulykov

src/plzma.cpp

@@ -56,8 +56,9 @@
 #  if defined(__GXX_RTTI)
 #    define RTTI_ENABLED 1
 #  endif
-#elif defined(_MSC_VER)
-#  if defined(_CPPRTTI)
+#elif defined(LIBPLZMA_MSC)
+// Defined as 1 if the /GR (Enable Run-Time Type Information) compiler option is set. Otherwise, undefined.
+#  if (defined(_CPPRTTI) && (_CPPRTTI > 0))
 #    define RTTI_ENABLED 1
 #  endif
 #endif