1 files changed, 36 insertions, 0 deletions
diff --git a/lib/asan/tests/asan_internal_interface_test.cc b/lib/asan/tests/asan_internal_interface_test.cc
new file mode 100644
index 000000000000..ae4759478170
--- /dev/null
+++ b/lib/asan/tests/asan_internal_interface_test.cc
@@ -0,0 +1,36 @@
+//===-- asan_internal_interface_test.cc -----------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of AddressSanitizer, an address sanity checker.
+//
+//===----------------------------------------------------------------------===//
+#include "asan_interface_internal.h"
+#include "asan_test_utils.h"
+
+TEST(AddressSanitizerInternalInterface, SetShadow) {
+  std::vector<char> buffer(17, 0xff);
+
+  __asan_set_shadow_00((uptr)buffer.data(), buffer.size());
+  EXPECT_EQ(std::vector<char>(buffer.size(), 0x00), buffer);
+
+  __asan_set_shadow_f1((uptr)buffer.data(), buffer.size());
+  EXPECT_EQ(std::vector<char>(buffer.size(), 0xf1), buffer);
+
+  __asan_set_shadow_f2((uptr)buffer.data(), buffer.size());
+  EXPECT_EQ(std::vector<char>(buffer.size(), 0xf2), buffer);
+
+  __asan_set_shadow_f3((uptr)buffer.data(), buffer.size());
+  EXPECT_EQ(std::vector<char>(buffer.size(), 0xf3), buffer);
+
+  __asan_set_shadow_f5((uptr)buffer.data(), buffer.size());
+  EXPECT_EQ(std::vector<char>(buffer.size(), 0xf5), buffer);
+
+  __asan_set_shadow_f8((uptr)buffer.data(), buffer.size());
+  EXPECT_EQ(std::vector<char>(buffer.size(), 0xf8), buffer);
+}