cmake CLANG_HAS_LIBFUZZER examples

GreatSQL/GreatSQL router/cmake/fuzzer.cmake :115 

CHECK_CXX_SOURCE_COMPILES("
      extern \"C\" int LLVMFuzzerTestOneInput (void *, int)
      { return 0; }"
      CLANG_HAS_LIBFUZZER)

percona/percona-server router/cmake/fuzzer.cmake :116 

CHECK_CXX_SOURCE_COMPILES("
      extern \"C\" int LLVMFuzzerTestOneInput (void *, int)
      { return 0; }"
      CLANG_HAS_LIBFUZZER)

facebook/mysql-5.6 router/cmake/fuzzer.cmake :115 

CHECK_CXX_SOURCE_COMPILES("
      extern \"C\" int LLVMFuzzerTestOneInput (void *, int)
      { return 0; }"
      CLANG_HAS_LIBFUZZER)

mysql/mysql-router tests/fuzzers/CMakeLists.txt :74 

check_cxx_source_compiles("extern \"C\" int LLVMFuzzerTestOneInput(void *, int) { return 0; }" CLANG_HAS_LIBFUZZER)

logicalclocks/rondb router/cmake/fuzzer.cmake :116 

CHECK_CXX_SOURCE_COMPILES("
      extern \"C\" int LLVMFuzzerTestOneInput (void *, int)
      { return 0; }"
      CLANG_HAS_LIBFUZZER)

polardb/polardbx-engine router/cmake/fuzzer.cmake :115 

CHECK_CXX_SOURCE_COMPILES("
      extern \"C\" int LLVMFuzzerTestOneInput (void *, int)
      { return 0; }"
      CLANG_HAS_LIBFUZZER)

mysql/mysql-server router/cmake/fuzzer.cmake :121 

CHECK_CXX_SOURCE_COMPILES("
      extern \"C\" int LLVMFuzzerTestOneInput (void *, int)
      { return 0; }"
      CLANG_HAS_LIBFUZZER)

percona/percona-xtrabackup router/cmake/fuzzer.cmake :116 

CHECK_CXX_SOURCE_COMPILES("
      extern \"C\" int LLVMFuzzerTestOneInput (void *, int)
      { return 0; }"
      CLANG_HAS_LIBFUZZER)

percona/percona-xtradb-cluster router/cmake/fuzzer.cmake :116 

CHECK_CXX_SOURCE_COMPILES("
      extern \"C\" int LLVMFuzzerTestOneInput (void *, int)
      { return 0; }"
      CLANG_HAS_LIBFUZZER)