From be64ce70494baf855d7f25a63f1b66ff44a43bb5 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Thu, 27 Jul 2023 13:02:49 +0300
Subject: [PATCH] Don't generate unused define FAIL.

---
 td/generate/tl_writer_cpp.cpp | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/td/generate/tl_writer_cpp.cpp b/td/generate/tl_writer_cpp.cpp
index 725cf1913..05a9b727d 100644
--- a/td/generate/tl_writer_cpp.cpp
+++ b/td/generate/tl_writer_cpp.cpp
@@ -541,9 +541,7 @@ std::string TD_TL_writer_cpp::gen_fetch_function_begin(const std::string &parser
       result +=
           "p);\n"
           "}\n\n" +
-          class_name + "::" + class_name + "(" + parser_name +
-          " &p)\n"
-          "#define FAIL(error) p.set_error(error)\n";
+          class_name + "::" + class_name + "(" + parser_name + " &p)\n";
     }
     return result;
   }
@@ -565,8 +563,7 @@ std::string TD_TL_writer_cpp::gen_fetch_function_end(bool has_parent, int field_
     if (field_count == 0) {
       return "}\n";
     }
-    return "#undef FAIL\n"
-           "{}\n";
+    return "{}\n";
   }
 
   if (parser_type == -1) {