module M

go 1.21
-- a/a.go --
package a

import "M/f"

func init() {
	println("package 'a' init: launch the missiles!")
}

func AFunc() int {
	return f.Id()
}
-- a/a_test.go --
package a

import "testing"

func TestA(t *testing.T) {
	if AFunc() != 42 {
		t.Fatalf("bad!")
	}
}
-- b/b.go --
package b

func init() {
	println("package 'b' init: release the kraken")
}

! exists _cover_.out

-- a/a.go --
package a

func init() {
	println("package 'a' init: launch the missiles!")
}

func AFunc() int {
	return 42
}
-- a/a_test.go --
package a

import "testing"

func TestA(t *testing.T) {
	if AFunc() != 42 {
		t.Fatalf("bad!")
	}
}
-- aa/aa.go --
package aa

import "M/it"

func AA(y int) int {
	c := it.Conc{}

package a

import "M/f"

var G int

func AFunc() int {
	G = 1
	return f.Id()
}
-- a/a_test.go --
package a

import "testing"

func TestA(t *testing.T) {
	if AFunc() != 42 {
		t.Fatalf("bad!")
	}
}
-- b/b.go --
package b

import (
	"M/a"
	"M/d"
)

func BFunc() int {
	return -d.FortyTwo + a.AFunc()
}
-- b/b_test.go --
package b

import "testing"