From 4527b3e0d4b1e02285fcfc3579c8c48c5b7657b2 Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@clickhouse.com>
Date: Sun, 17 Mar 2024 15:17:58 +0100
Subject: [PATCH] Remove useless code

---
 CMakeLists.txt     |  5 -----
 cmake/fuzzer.cmake | 17 -----------------
 2 files changed, 22 deletions(-)
 delete mode 100644 cmake/fuzzer.cmake

diff --git a/CMakeLists.txt b/CMakeLists.txt
index eff6dd3ff6a..957bb3f71de 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -110,11 +110,6 @@ endif()
 # - sanitize.cmake
 add_library(global-libs INTERFACE)
 
-# We don't want to instrument everything with fuzzer, but only specific targets (see below),
-# also, since we build our own llvm, we specifically don't want to instrument
-# libFuzzer library itself - it would result in infinite recursion
-#include (cmake/fuzzer.cmake)
-
 include (cmake/sanitize.cmake)
 
 option(ENABLE_COLORED_BUILD "Enable colors in compiler output" ON)
diff --git a/cmake/fuzzer.cmake b/cmake/fuzzer.cmake
deleted file mode 100644
index dd0c4b080fe..00000000000
--- a/cmake/fuzzer.cmake
+++ /dev/null
@@ -1,17 +0,0 @@
-# see ./CMakeLists.txt for variable declaration
-if (FUZZER)
-    if (FUZZER STREQUAL "libfuzzer")
-        # NOTE: Eldar Zaitov decided to name it "libfuzzer" instead of "fuzzer" to keep in mind another possible fuzzer backends.
-        # NOTE: no-link means that all the targets are built with instrumentation for fuzzer, but only some of them
-        # (tests) have entry point for fuzzer and it's not checked.
-        set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${SAN_FLAGS} -fsanitize=fuzzer-no-link -DFUZZER=1")
-        set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SAN_FLAGS} -fsanitize=fuzzer-no-link -DFUZZER=1")
-
-        # NOTE: oss-fuzz can change LIB_FUZZING_ENGINE variable
-        if (NOT LIB_FUZZING_ENGINE)
-            set (LIB_FUZZING_ENGINE "-fsanitize=fuzzer")
-        endif ()
-    else ()
-        message (FATAL_ERROR "Unknown fuzzer type: ${FUZZER}")
-    endif ()
-endif()