1 files changed, 23 insertions, 0 deletions
diff --git a/src/cmd/link/internal/ld/testdata/deadcode/ifacemethod4.go b/src/cmd/link/internal/ld/testdata/deadcode/ifacemethod4.go
new file mode 100644
index 0000000000..52ee2e3d86
--- /dev/null
+++ b/src/cmd/link/internal/ld/testdata/deadcode/ifacemethod4.go
@@ -0,0 +1,23 @@
+// Copyright 2020 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.
+
+// Test that a live type's method is not live even if
+// it matches an interface method, as long as the interface
+// method is not used.
+
+package main
+
+type T int
+
+func (T) M() {}
+
+type I interface{ M() }
+
+var p *T
+var pp *I
+
+func main() {
+	p = new(T)  // use type T
+	pp = new(I) // use type I
+}