f.Fatalf("bad arg 0 to OpLocalAddr %v", v)
				}
				if !v.Args[1].Type.IsMemory() {
					f.Fatalf("bad arg 1 to OpLocalAddr %v", v)
				}
			}

			if f.RegAlloc != nil && f.Config.SoftFloat && v.Type.IsFloat() {
				f.Fatalf("unexpected floating-point type %v", v.LongString())
			}

			// Check types.
			// TODO: more type checks?
			switch c := f.Config; v.Op {
			case OpSP, OpSB:

	// we'd know what we need.) The syntax guides us to some extent.
	s.at(constant)
	switch {
	case constant.IsComplex:
		return reflect.ValueOf(constant.Complex128) // incontrovertible.

	case constant.IsFloat &&
		!isHexInt(constant.Text) && !isRuneInt(constant.Text) &&
		strings.ContainsAny(constant.Text, ".eEpP"):
		return reflect.ValueOf(constant.Float64)

	case constant.IsInt:
		n := int(constant.Int64)

		val = constant.MakeBool(r.bool())

	case types.IsString:
		val = constant.MakeString(r.string())

	case types.IsInteger:
		var x big.Int
		r.mpint(&x, b)
		val = constant.Make(&x)

	case types.IsFloat:
		val = r.mpfloat(b)

	case types.IsComplex:
		re := r.mpfloat(b)
		im := r.mpfloat(b)
		val = constant.BinaryOp(re, token.ADD, constant.MakeImag(im))

	default:

		return typecheck.Conv(call, t)
	}

	// Nothing to do for float divisions.
	if types.IsFloat[et] {
		return n
	}

	// rewrite 64-bit div and mod on 32-bit architectures.
	// TODO: Remove this code once we can introduce
	// runtime calls late in SSA processing.