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package main import ( "fmt" "runtime/debug" ) func r() { if r := recover(); r != nil { fmt.Println("Recovered", r) debug.PrintStack() } } func a() { defer r() n := []int{5, 7, 4} fmt.Println(n[3]) fmt.Println("normally returned from a") } func main() { a() fmt.Println("normally returned from main") }