1 files changed, 91 insertions, 0 deletions
diff --git a/test/fixedbugs/issue19359.go b/test/fixedbugs/issue19359.go
new file mode 100644
index 0000000..cc3ecc8
--- /dev/null
+++ b/test/fixedbugs/issue19359.go
@@ -0,0 +1,91 @@
+// run
+
+// Copyright 2017 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
+
+import "fmt"
+
+func set(m map[interface{}]interface{}, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("set failed: %v", r)
+		}
+	}()
+	m[key] = nil
+	return nil
+}
+
+func del(m map[interface{}]interface{}, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("del failed: %v", r)
+		}
+	}()
+	delete(m, key)
+	return nil
+}
+
+func addInt(m map[interface{}]int, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("addInt failed: %v", r)
+		}
+	}()
+	m[key] += 2018
+	return nil
+}
+
+func addStr(m map[interface{}]string, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("addStr failed: %v", r)
+		}
+	}()
+	m[key] += "hello, go"
+	return nil
+}
+
+func appendInt(m map[interface{}][]int, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("appendInt failed: %v", r)
+		}
+	}()
+	m[key] = append(m[key], 2018)
+	return nil
+}
+
+func appendStr(m map[interface{}][]string, key interface{}) (err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("addStr failed: %v", r)
+		}
+	}()
+	m[key] = append(m[key], "hello, go")
+	return nil
+}
+
+func main() {
+	m := make(map[interface{}]interface{})
+	set(m, []int{1, 2, 3})
+	set(m, "abc") // used to throw
+	del(m, []int{1, 2, 3})
+	del(m, "abc") // used to throw
+
+	mi := make(map[interface{}]int)
+	addInt(mi, []int{1, 2, 3})
+	addInt(mi, "abc") // used to throw
+
+	ms := make(map[interface{}]string)
+	addStr(ms, []int{1, 2, 3})
+	addStr(ms, "abc") // used to throw
+
+	mia := make(map[interface{}][]int)
+	appendInt(mia, []int{1, 2, 3})
+
+	msa := make(map[interface{}][]string)
+	appendStr(msa, "abc") // used to throw
+}