cmake HAVE_X86_CPU_FEATURE_ examples

percona/percona-server cmake/compiler_features.cmake :28 

CHECK_CXX_SOURCE_RUNS("
  int main() {
    return !__builtin_cpu_supports(\"${FEATURE}\");
  }
  " HAVE_X86_CPU_FEATURE_${FEATURE})

percona/percona-xtradb-cluster cmake/compiler_features.cmake :28 

CHECK_CXX_SOURCE_RUNS("
  int main() {
    return !__builtin_cpu_supports(\"${FEATURE}\");
  }
  " HAVE_X86_CPU_FEATURE_${FEATURE})

facebook/mysql-5.6 cmake/compiler_features.cmake :28 

CHECK_CXX_SOURCE_RUNS("
  int main() {
    return !__builtin_cpu_supports(\"${FEATURE}\");
  }
  " HAVE_X86_CPU_FEATURE_${FEATURE})