diff --git a/test/FrontendC/pr3518.c b/test/FrontendC/pr3518.c
new file mode 100644
index 00000000000..4c193c7739b
--- /dev/null
+++ b/test/FrontendC/pr3518.c
@@ -0,0 +1,24 @@
+// RUN: %llvmgcc %s -S -emit-llvm -O0 -o - | grep {= internal global} | count 4
+// PR 3518
+// Some of the objects were coming out as unintialized (external) before 3518
+// was fixed.  Internal names are different between llvm-gcc and clang so they
+// are not tested.
+
+extern void abort (void);
+
+struct A { int i; int j; };
+struct B { struct A *a; struct A *b; };
+struct C { struct B *c; struct A *d; };
+struct C e = { &(struct B) { &(struct A) { 1, 2 }, &(struct A) { 3, 4 } }, &(struct A) { 5, 6 } };
+
+int
+main (void)
+{
+  if (e.c->a->i != 1 || e.c->a->j != 2)
+    abort ();
+  if (e.c->b->i != 3 || e.c->b->j != 4)
+    abort ();
+  if (e.d->i != 5 || e.d->j != 6)
+    abort ();
+  return 0;
+}