1 files changed, 21 insertions, 0 deletions
diff --git a/test/CXX/basic/basic.start/basic.start.init/p2.cpp b/test/CXX/basic/basic.start/basic.start.init/p2.cpp
new file mode 100644
index 000000000000..36158210ac93
--- /dev/null
+++ b/test/CXX/basic/basic.start/basic.start.init/p2.cpp
@@ -0,0 +1,21 @@
+// RUN: %clang_cc1 -verify %s -pedantic-errors -std=c++11
+// RUN: %clang_cc1 -verify %s -pedantic-errors -std=c++14
+// expected-no-diagnostics
+
+struct foo_t {
+  union {
+    int i;
+    volatile int j;
+  } u;
+};
+
+__attribute__((__require_constant_initialization__))
+static const foo_t x = {{0}};
+
+union foo_u {
+  int i;
+  volatile int j;
+};
+
+__attribute__((__require_constant_initialization__))
+static const foo_u y = {0};