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cmd/compile: "cannot declare main" check erroneously applied to packages imported by main #24801

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mdempsky opened this issue Apr 10, 2018 · 1 comment

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@mdempsky
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@mdempsky mdempsky commented Apr 10, 2018

$ cat a.go
package a

type main int

var X main

$ cat main.go
package main

import "./a"

func main() {
	a.X = 1
}

$ go tool compile a.go
$ go tool compile main.go
a.go:3: cannot declare main - must be func

This prevents github.com/juju/juju/cmd/juju from building with -l=4.

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@gopherbot gopherbot commented Apr 10, 2018

Change https://golang.org/cl/106120 mentions this issue: cmd/compile: fix check that ensure main.main is a function

@gopherbot gopherbot closed this in 535ad8e Apr 10, 2018
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