Function demes_forward_capi::forward_graph_any_extant_parent_demes

#[no_mangle]
pub unsafe extern "C" fn forward_graph_any_extant_parent_demes(
    graph: *const OpaqueForwardGraph,
    status: *mut i32
) -> bool

Check if there are any extant parental demes.

Safety

graph must be a valid pointer