1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGenCXX/m64-ptr.cpp b/test/CodeGenCXX/m64-ptr.cpp
new file mode 100644
index 000000000000..29916bf32a65
--- /dev/null
+++ b/test/CodeGenCXX/m64-ptr.cpp
@@ -0,0 +1,18 @@
+// RUN: %clang_cc1 %s -emit-llvm -triple x86_64-apple-darwin -o - | FileCheck %s
+
+// Make sure pointers are passed as pointers, not converted to int.
+// The first load should be of type i8** in either 32 or 64 bit mode.
+// This formerly happened on x86-64, 7375899.
+
+class StringRef {
+public:
+  const char *Data;
+  long Len;
+};
+void foo(StringRef X);
+void bar(StringRef &A) {
+// CHECK: @_Z3barR9StringRef
+// CHECK: load i8**
+  foo(A);
+// CHECK: ret void
+}