--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clang/test/CodeGenObjC/nullptr-assert.m	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,22 @@
+// RUN: %clang_cc1 -Wno-objc-root-class -o /dev/null -triple x86_64-- -emit-llvm %s
+// REQUIRES: asserts
+// Verify there is no assertion.
+
+@interface A
+@end
+
+extern A *a;
+
+@interface X
+@end
+
+@implementation X
+
+-(void)test {
+  struct S {
+    A *a;
+    int b;
+  };
+  struct S s[] = {{a, 0}, {(void *)0, 0}};
+}
+@end