{
    global:
        # Everything at global namespace beginning with halide_
        halide_* ;

        # Everything in Halide:: namespace (including nested namespace)
        # (Don't use _Z*6Halide as that can match things like std::sort()
        # with Halide types in the specialization)
        _Z?6Halide* ;
        _Z??6Halide* ;
        _Z???6Halide* ;
        # non-virtual thunks
        _ZThn???_N6Halide* ;

    local: *;
};