Add the clang library to the repo (with some of my changes, too).

1 files changed, 15 insertions, 0 deletions

diff --git a/clang/test/CodeGen/2011-03-31-ArrayRefFolding.c b/clang/test/CodeGen/2011-03-31-ArrayRefFolding.c
new file mode 100644
index 0000000..31c0a68
--- /dev/null
+++ b/clang/test/CodeGen/2011-03-31-ArrayRefFolding.c
@@ -0,0 +1,15 @@
+// RUN: %clang_cc1 -emit-llvm -o - -triple i386-apple-darwin %s | FileCheck %s
+// PR9571
+
+struct t {
+  int x;
+};
+
+extern struct t *cfun;
+
+int f(void) {
+  if (!(cfun + 0))
+    // CHECK: icmp ne %struct.t*
+    return 0;
+  return cfun->x;
+}