Function z3_sys::Z3_tactic_when

pub unsafe extern "C" fn Z3_tactic_when(
    c: Z3_context,
    p: Z3_probe,
    t: Z3_tactic
) -> Z3_tactic

Return a tactic that applies t to a given goal is the probe p evaluates to true. If p evaluates to false, then the new tactic behaves like the skip tactic.