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-rw-r--r--test/fixedbugs/bug200.go19
1 files changed, 19 insertions, 0 deletions
diff --git a/test/fixedbugs/bug200.go b/test/fixedbugs/bug200.go
new file mode 100644
index 0000000..da628fa
--- /dev/null
+++ b/test/fixedbugs/bug200.go
@@ -0,0 +1,19 @@
+// errorcheck
+
+// Copyright 2009 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 main
+
+func main() {
+ // 6g used to compile these as two different
+ // hash codes so it missed the duplication
+ // and worse, compiled the wrong code
+ // for one of them.
+ var x interface{};
+ switch x.(type) {
+ case func(int):
+ case func(f int): // ERROR "duplicate"
+ }
+}