Adding upstream version 1.21.8.upstream/1.21.8

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 29 insertions, 0 deletions

diff --git a/test/fixedbugs/issue50372.go b/test/fixedbugs/issue50372.go
new file mode 100644
index 0000000..116d843
--- /dev/null
+++ b/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"
+}