Function rustc_mir::interpret::const_eval::const_variant_index[][src]

pub fn const_variant_index<'a, 'tcx>(
    tcx: TyCtxt<'a, 'tcx, 'tcx>,
    param_env: ParamEnv<'tcx>,
    instance: Instance<'tcx>,
    val: ConstValue<'tcx>,
    ty: Ty<'tcx>
) -> EvalResult<'tcx, usize>
🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?