1 // Copyright 2021 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package p 6 7 func _(s []int) { 8 var i, j, k, l int 9 _, _, _, _ = i, j, k, l 10 11 for range s {} 12 for i = range s {} 13 for i, j = range s {} 14 for i, j, k /* ERRORx "range clause permits at most two iteration variables|at most 2 expressions" */ = range s {} 15 for i, j, k, l /* ERRORx "range clause permits at most two iteration variables|at most 2 expressions" */ = range s {} 16 } 17 18 func _(s chan int) { 19 var i, j, k, l int 20 _, _, _, _ = i, j, k, l 21 22 for range s {} 23 for i = range s {} 24 for i, j /* ERRORx `range over .* permits only one iteration variable` */ = range s {} 25 for i, j, k /* ERRORx `range over .* permits only one iteration variable|at most 2 expressions` */ = range s {} 26 for i, j, k, l /* ERRORx `range over .* permits only one iteration variable|at most 2 expressions` */ = range s {} 27 } 28