go source for verification 2026-05-22

test/fixedbugs/issue6772.go

@@ -0,0 +1,21 @@
+// errorcheck
+
+// Copyright 2016 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 f1() {
+	for a, a := range []int{1, 2, 3} { // ERROR "a.* repeated on left side of :=|a redeclared"
+		println(a)
+	}
+}
+
+func f2() {
+	var a int
+	for a, a := range []int{1, 2, 3} { // ERROR "a.* repeated on left side of :=|a redeclared"
+		println(a)
+	}
+	println(a)
+}