diff --git a/test/Transforms/Internalize/available_externally.ll b/test/Transforms/Internalize/available_externally.ll
new file mode 100644
index 00000000000..a2cf23fb390
--- /dev/null
+++ b/test/Transforms/Internalize/available_externally.ll
@@ -0,0 +1,16 @@
+; RUN: opt < %s -internalize -internalize-public-api-list foo -S | FileCheck %s
+
+; CHECK: define void @foo
+define void @foo() {
+  ret void
+}
+
+; CHECK: define internal void @zed
+define void @zed() {
+  ret void
+}
+
+; CHECK: define available_externally void @bar
+define available_externally void @bar() {
+  ret void
+}