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// run
//go:build !js && !wasip1
// Copyright 2024 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.
package main
import (
"bytes"
"fmt"
"os"
"os/exec"
"path/filepath"
)
const aSrc = `package a
func A() { println("a") }
`
const mainSrc = `package main
import "a"
func main() { a.A() }
`
var srcs = map[string]string{
"a.go": aSrc,
"main.go": mainSrc,
}
func main() {
dir, err := os.MkdirTemp("", "issue54542")
if err != nil {
panic(err)
}
defer os.RemoveAll(dir)
for fn, src := range srcs {
if err := os.WriteFile(filepath.Join(dir, fn), []byte(src), 0644); err != nil {
panic(err)
}
}
if _, err := runInDir(dir, "tool", "compile", "-p=lie", "a.go"); err != nil {
panic(err)
}
out, err := runInDir(dir, "tool", "compile", "-I=.", "-p=main", "main.go")
if err == nil {
panic("compiling succeed unexpectedly")
}
if bytes.Contains(out, []byte("internal compiler error:")) {
panic(fmt.Sprintf("unexpected ICE:\n%s", string(out)))
}
}
func runInDir(dir string, args ...string) ([]byte, error) {
cmd := exec.Command("go", args...)
cmd.Dir = dir
return cmd.CombinedOutput()
}
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