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chore: demonstrate ownership bug #4

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chore: demonstrate ownership bug #4

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5 changes: 5 additions & 0 deletions examples/gno.land/r/demo/bugs/mis_ownership/gno.mod
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module "gno.land/r/demo/bugs/mis_ownership"

require (
"gno.land/r/demo/bugs/steal_ownership" v0.0.0-latest
)
12 changes: 12 additions & 0 deletions examples/gno.land/r/demo/bugs/mis_ownership/mis_ownership.gno
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package mis_ownership

import "gno.land/r/demo/bugs/steal_ownership"

var (
x = uint32(42)
ptr = &x
)

func init() {
steal_ownership.Steal(ptr)
}
17 changes: 17 additions & 0 deletions examples/gno.land/r/demo/bugs/mis_ownership/mis_ownership_test.gno
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package mis_ownership

import (
"testing"
)

func TestMisOwnership(t *testing.T) {
// by value
x = 21

// deref
*ptr = 21

// pointer change
nv := uint32(21)
ptr = &nv
}
1 change: 1 addition & 0 deletions examples/gno.land/r/demo/bugs/steal_ownership/gno.mod
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module "gno.land/r/demo/bugs/steal_ownership"
7 changes: 7 additions & 0 deletions examples/gno.land/r/demo/bugs/steal_ownership/steal_ownership.gno
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package steal_ownership

var ptr *uint32

func Steal(xptr *uint32) {
ptr = xptr
}