x/tools/go/packages: New version of go-tools doesn't support go1.10

[spellr]

x/tools/go/packages is using -compiled flags when running go list, a flag that's not supported in go1.10

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

$ go version
go version go1.10 linux/amd64

Does this issue reproduce with the latest release?

no

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

go env Output

$ go env
GOARCH="amd64"
GOBIN=""
GOCACHE="/tmp/.gocache"
GOEXE=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOOS="linux"
GOPATH="/go"
GORACE=""
GOROOT="/usr/local/go"
GOTMPDIR=""
GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64"
GCCGO="gccgo"
CC="gcc"
CXX="g++"
CGO_ENABLED="1"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build297327963=/tmp/go-build -gno-record-gcc-switches"

What did you do?

1. Install go1.10
2. go get -u golang.org/x/tools/...
3. go run main.go
   main.go:

package main

import (
        "fmt"
        "golang.org/x/tools/go/packages"
)

func main() {
        var conf packages.Config
        _, err := packages.Load(&conf, "file=main.go")
        if err != nil {
                fmt.Println(err)
        }
}

What did you expect to see?

no output

What did you see instead?

bash-4.2$ go run main.go 
unsupported version of go: exit status 2: flag provided but not defined: -compiled
usage: list [-e] [-f format] [-json] [build flags] [packages]
Run 'go help list' for details.

[matloob]

Hello, we have a policy of only supporting the current and previous Go releases. As of today, that's Go 1.12 and Go 1.11. So this is "working as intended".

Hopefully you're able to work around this by using an older version of tools, or a newer version of Go.

Thanks!
Michael