From c288c3bf1a1954a8534c48b5afa44472b0fc3b65 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Wed, 25 Mar 2009 16:49:31 +0000
Subject: [PATCH] Add __builtin___memcpy_chk tests.

llvm-svn: 67691
---
 test/FrontendC/memcpy_chk.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 test/FrontendC/memcpy_chk.c

diff --git a/test/FrontendC/memcpy_chk.c b/test/FrontendC/memcpy_chk.c
new file mode 100644
index 00000000000..b6d01ec5642
--- /dev/null
+++ b/test/FrontendC/memcpy_chk.c
@@ -0,0 +1,23 @@
+// 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
+
+void *t1(void *d, void *s) {
+  return __builtin___memcpy_chk(d, s, 16, 0);
+}
+
+void *t2(void *d, void *s) {
+  return __builtin___memcpy_chk(d, s, 16, 10);
+}
+
+void *t3(void *d, void *s) {
+  return __builtin___memcpy_chk(d, s, 16, 17);
+}
+
+void *t4(void *d, void *s, unsigned len) {
+  return __builtin___memcpy_chk(d, s, len, 17);
+}
+
+char buf[10];
+void *t5(void *s, unsigned len) {
+  return __builtin___memcpy_chk(buf, s, 5, __builtin_object_size(buf, 0));
+}