golang modf_noasm 代码
文件路径：/src/math/modf_noasm.go
/ Copyright 2021 The Go Authors. All rights reserved.
/ Use of this source code is governed by a BSD-style
/ license that can be found in the LICENSE file.
/go:build !arm64 && !ppc64 && !ppc64le
package math
const haveArchModf = false
func archModf(f float64) (int float64, frac float64) {
panic("not implemented")
}