// so that expand1 doesn't consider them.
	for _, f := range t.Methods() {
		f.Sym.SetUniq(true)
	}

	// generate all reachable methods
	slist = slist[:0]
	expand1(t, true)

	// check each method to be uniquely reachable
	var ms []*types.Field
	for i, sl := range slist {
		slist[i].field = nil
		sl.field.Sym.SetUniq(false)

		var f *types.Field
		path, _ := dotpath(sl.field.Sym, t, &f, false)

func (sym *Sym) Asm() bool          { return sym.flags&symAsm != 0 }
func (sym *Sym) Func() bool         { return sym.flags&symFunc != 0 }

func (sym *Sym) SetOnExportList(b bool) { sym.flags.set(symOnExportList, b) }
func (sym *Sym) SetUniq(b bool)         { sym.flags.set(symUniq, b) }
func (sym *Sym) SetSiggen(b bool)       { sym.flags.set(symSiggen, b) }
func (sym *Sym) SetAsm(b bool)          { sym.flags.set(symAsm, b) }

	}

	meth := dot.Sel
	rcvrtype := dot.X.Type()
	sym := ir.MethodSymSuffix(rcvrtype, meth, "-fm")

	if sym.Uniq() {
		return sym.Def.(*ir.Name)
	}
	sym.SetUniq(true)

	base.FatalfAt(dot.Pos(), "missing wrapper for %v", meth)
	panic("unreachable")