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-rw-r--r--test/fixedbugs/issue33460.go37
1 files changed, 37 insertions, 0 deletions
diff --git a/test/fixedbugs/issue33460.go b/test/fixedbugs/issue33460.go
new file mode 100644
index 0000000..dff468a
--- /dev/null
+++ b/test/fixedbugs/issue33460.go
@@ -0,0 +1,37 @@
+// errorcheck
+
+// Copyright 2019 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
+
+const (
+ zero = iota
+ one
+ two
+ three
+)
+
+const iii int = 0x3
+
+func f(v int) {
+ switch v {
+ case zero, one:
+ case two, one: // ERROR "previous case at LINE-1|duplicate case .*in.* switch"
+
+ case three:
+ case 3: // ERROR "previous case at LINE-1|duplicate case .*in.* switch"
+ case iii: // ERROR "previous case at LINE-2|duplicate case .*in.* switch"
+ }
+}
+
+const b = "b"
+
+var _ = map[string]int{
+ "a": 0,
+ b: 1,
+ "a": 2, // ERROR "previous key at LINE-2|duplicate key.*in map literal"
+ "b": 3, // GC_ERROR "previous key at LINE-2|duplicate key.*in map literal"
+ "b": 4, // GC_ERROR "previous key at LINE-3|duplicate key.*in map literal"
+}