1 files changed, 24 insertions, 0 deletions
diff --git a/test/fixedbugs/issue31777.go b/test/fixedbugs/issue31777.go
new file mode 100644
index 0000000..839e242
--- /dev/null
+++ b/test/fixedbugs/issue31777.go
@@ -0,0 +1,24 @@
+// compile
+
+// 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.
+
+// Compile with static map literal.
+
+package p
+
+type i interface {
+	j()
+}
+
+type s struct{}
+
+func (s) j() {}
+
+type foo map[string]i
+
+var f = foo{
+	"1": s{},
+	"2": s{},
+}