x/sys/unix: go:linkname must refer to declared function or variable

[weberc2-tempus]

What version of Go are you using (go version)?

$ go version
go version go1.18beta2 darwin/amd64

Does this issue reproduce with the latest release?

no, this seems to only affect go1.18beta1 and go1.18beta2.

What operating system and processor architecture are you using (go env)?

go env Output

$ go env
GO111MODULE=""
GOARCH="amd64"
GOBIN=""
GOCACHE="/Users/craig.weber/Library/Caches/go-build"
GOENV="/Users/craig.weber/Library/Application Support/go/env"
GOEXE=""
GOEXPERIMENT=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="darwin"
GOINSECURE=""
GOMODCACHE="/Users/craig.weber/.gvm/pkgsets/go1.18beta2/global/pkg/mod"
GONOPROXY=""
GONOSUMDB=""
GOOS="darwin"
GOPATH="/Users/craig.weber/.gvm/pkgsets/go1.18beta2/global"
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/Users/craig.weber/.gvm/gos/go1.18beta2"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/Users/craig.weber/.gvm/gos/go1.18beta2/pkg/tool/darwin_amd64"
GOVCS=""
GOVERSION="go1.18beta2"
GCCGO="gccgo"
GOAMD64="v1"
AR="ar"
CC="clang"
CXX="clang++"
CGO_ENABLED="1"
GOMOD="/Users/craig.weber/repos/github.com/weberc2/mono/go.mod"
GOWORK=""
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -arch x86_64 -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/var/folders/0s/gk8b_5s14_59cb4c6l6l0c6c35y91d/T/go-build1997345125=/tmp/go-build -gno-record-gcc-switches -fno-common"

What did you do?

$ go install github.com/segmentio/golines@latest

What did you expect to see?

No errors.

What did you see instead?

# golang.org/x/sys/unix
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/syscall_darwin.1_13.go:25:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.1_13.go:27:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.1_13.go:40:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.go:28:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.go:43:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.go:59:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.go:75:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.go:90:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.go:105:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.go:121:3: //go:linkname must refer to declared function or variable
../../../../.gvm/pkgsets/go1.18beta2/global/pkg/mod/golang.org/x/sys@v0.0.0-20191024172528-b4ff53e7a1cb/unix/zsyscall_darwin_amd64.go:121:3: too many errors

[ianlancetaylor]

You need to arrange to use a newer version of golang.org/x/sys. The 2019-10-24 version doesn't work with Go1.18beta2. Use the latest version instead.

[4cecoder]

You need to arrange to use a newer version of golang.org/x/sys. The 2019-10-24 version doesn't work with Go1.18beta2. Use the latest version instead.

how do you install a newer version of golang.org/x/sys?

[ianlancetaylor]

For example, "go get -u golang.org/x/sys/unix".