Does data race in this program affect execution results?
In amd64, it always output1.

```go
package main

import "sync"

func main() {
i := 0
var wg sync.WaitGroup
for range 1000000 {
wg.Add(1)
go func() {
defer wg.Done()
i = 1
}()
}
wg.Wait()
println(i)
}
```

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