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      1 //gofmt -s
      2 
      3 // Test cases for range simplification.
      4 package p
      5 
      6 func _() {
      7 	for a, b = range x {}
      8 	for a, _ = range x {}
      9 	for _, b = range x {}
     10 	for _, _ = range x {}
     11 
     12 	for a = range x {}
     13 	for _ = range x {}
     14 
     15 	for a, b := range x {}
     16 	for a, _ := range x {}
     17 	for _, b := range x {}
     18 
     19 	for a := range x {}
     20 }
     21