One more test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@67694 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/FrontendC/memcpy_chk.c b/test/FrontendC/memcpy_chk.c
index b6d01ec..7c07931 100644
--- a/test/FrontendC/memcpy_chk.c
+++ b/test/FrontendC/memcpy_chk.c
@@ -1,5 +1,6 @@
 // RUN: %llvmgcc -S -emit-llvm -O1 %s -o - | grep call | grep memcpy_chk | count 3
-// RUN: %llvmgcc -S -emit-llvm -O1 %s -o - | grep call | grep {llvm.memcpy} | count 2
+// RUN: %llvmgcc -S -emit-llvm -O1 %s -o - | grep call | grep {llvm.memcpy} | count 3
+// rdar://6716432
 
 void *t1(void *d, void *s) {
   return __builtin___memcpy_chk(d, s, 16, 0);
@@ -21,3 +22,7 @@
 void *t5(void *s, unsigned len) {
   return __builtin___memcpy_chk(buf, s, 5, __builtin_object_size(buf, 0));
 }
+
+void *t6(void *d, void *s) {
+  return __builtin___memcpy_chk(d, s, 16, __builtin_object_size(d, 0));
+}