1 files changed, 25 insertions, 0 deletions
diff --git a/test/fixedbugs/issue21887.go b/test/fixedbugs/issue21887.go
new file mode 100644
index 0000000..73c3f43
--- /dev/null
+++ b/test/fixedbugs/issue21887.go
@@ -0,0 +1,25 @@
+// 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.
+
+// Issue 21887: println(^uint(0)) fails to compile
+
+package main
+
+import "strconv"
+
+func main() {
+	if strconv.IntSize == 32 {
+		println(^uint(0))
+	} else {
+		println(^uint32(0))
+	}
+
+	if strconv.IntSize == 64 {
+		println(^uint(0))
+	} else {
+		println(^uint64(0))
+	}
+}