1 // Test that NDEBUG works 2 #undef NDEBUG 3 #include <cassert> 4 #define NDEBUG 5 #include <cassert> 6 int main()7 main() 8 { 9 assert(this code is not compiled); 10 } 11 12 #ifndef _LIBCPP_VERSION 13 #error "Modules currently requires libc++" 14 #endif 15