Go构建约束导致文件排除：如何解决Go项目中因构建约束而导致文件被忽略的问题？

set go111module=on
set goarch=amd64
set gobin=
set gocache=c:\users\38114\appdata\local\go-build
set goenv=c:\users\38114\appdata\roaming\go\env
set goexe=.exe
set goflags=
set gohostarch=amd64
set gohostos=windows
set goinsecure=
set gonoproxy=
set gonosumdb=
set goos=windows
set gopath=c:\users\38114\go
set goprivate=
set goproxy=https://goproxy.cn
set goroot=c:\go
set gosumdb=sum.golang.org
set gotmpdir=
set gotooldir=c:\go\pkg\tool\windows_amd64
set gccgo=gccgo
set ar=ar
set cc=gcc
set cxx=g++
set cgo_enabled=1
set gomod=nul
set cgo_cflags=-g -o2
set cgo_cppflags=
set cgo_cxxflags=-g -o2
set cgo_fflags=-g -o2
set cgo_ldflags=-g -o2
set pkg_config=pkg-config
set gogccflags=-m64 -mthreads -fno-caret-diagnostics -qunused-arguments -fmessage-length=0 -fdebug-prefix-map=c:\users\38114\appdata\local\temp\go-build025999686=/tmp/go-build -gno-record-gcc-switches

//+build linux darwin windows

package main

import "fmt"

func main() {
    fmt.Println("hello")
}