1 files changed, 42 insertions, 0 deletions
diff --git a/test/typeparam/issue51522a.go b/test/typeparam/issue51522a.go
new file mode 100644
index 0000000..3f85408
--- /dev/null
+++ b/test/typeparam/issue51522a.go
@@ -0,0 +1,42 @@
+// run
+
+// 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 main
+
+
+func f[T comparable](i any) {
+	var t T
+
+	if i != t {
+		println("FAIL: if i != t")
+	}
+}
+
+type myint int
+
+func (m myint) foo() {
+}
+
+type fooer interface {
+	foo()
+}
+
+type comparableFoo interface {
+	comparable
+	foo()
+}
+
+func g[T comparableFoo](i fooer) {
+	var t T
+
+	if i != t {
+		println("FAIL: if i != t")
+	}
+}
+
+func main() {
+	f[int](int(0))
+	g[myint](myint(0))
+}