Initial commit: Go 1.23 release state

test/fixedbugs/issue50372.go

@@ -0,0 +1,29 @@
+// errorcheck
+
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package p
+
+func _(s []int) {
+        var i, j, k, l int
+        _, _, _, _ = i, j, k, l
+
+        for range s {}
+        for i = range s {}
+        for i, j = range s {}
+        for i, j, k = range s {} // ERROR "range clause permits at most two iteration variables"
+        for i, j, k, l = range s {} // ERROR "range clause permits at most two iteration variables"
+}
+
+func _(s chan int) {
+        var i, j, k, l int
+        _, _, _, _ = i, j, k, l
+
+        for range s {}
+        for i = range s {}
+        for i, j = range s {} // ERROR "range over .* permits only one iteration variable"
+        for i, j, k = range s {} // ERROR "range over .* permits only one iteration variable"
+        for i, j, k, l = range s {} // ERROR "range over .* permits only one iteration variable"
+}