Function rustc_typeck::check::wfcheck::check_fn_or_method

pub(in check::wfcheck) fn check_fn_or_method<'fcx, 'tcx>(
    tcx: TyCtxt<'tcx>, 
    fcx: &FnCtxt<'fcx, 'tcx>, 
    span: Span, 
    sig: PolyFnSig<'tcx>, 
    hir_decl: &FnDecl<'_>, 
    def_id: DefId, 
    implied_bounds: &mut Vec<Ty<'tcx>>
)