Merge pull request #350 from c0nk/fix-clang-implicit-fallthrough

Fix warnings when compiling with clang and -Wimplicit-fallthrough

include/rapidjson/reader.h

@@ -109,7 +109,7 @@ RAPIDJSON_DIAG_OFF(effc++)
 #define RAPIDJSON_PARSE_ERROR(parseErrorCode, offset) \
     RAPIDJSON_MULTILINEMACRO_BEGIN \
     RAPIDJSON_PARSE_ERROR_NORETURN(parseErrorCode, offset); \
-    RAPIDJSON_PARSE_ERROR_EARLY_RETURN_VOID; \
+    return RAPIDJSON_NOTHING; \
     RAPIDJSON_MULTILINEMACRO_END
 #endif