2 files changed, 23 insertions, 0 deletions
diff --git a/compiler-rt/lib/sanitizer_common/tests/CMakeLists.txt b/compiler-rt/lib/sanitizer_common/tests/CMakeLists.txt
index a4c4707af0d..d4debc99460 100644
--- a/compiler-rt/lib/sanitizer_common/tests/CMakeLists.txt
+++ b/compiler-rt/lib/sanitizer_common/tests/CMakeLists.txt
@@ -2,6 +2,7 @@ set(SANITIZER_UNITTESTS
   sanitizer_allocator_test.cc
   sanitizer_common_test.cc
   sanitizer_flags_test.cc
+  sanitizer_libc_test.cc
   sanitizer_list_test.cc
   sanitizer_stackdepot_test.cc
   sanitizer_test_main.cc
diff --git a/compiler-rt/lib/sanitizer_common/tests/sanitizer_libc_test.cc b/compiler-rt/lib/sanitizer_common/tests/sanitizer_libc_test.cc
new file mode 100644
index 00000000000..ff38e16ae1e
--- /dev/null
+++ b/compiler-rt/lib/sanitizer_common/tests/sanitizer_libc_test.cc
@@ -0,0 +1,22 @@
+//===-- sanitizer_libc_test.cc --------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+// Tests for sanitizer_libc.h.
+//===----------------------------------------------------------------------===//
+
+#include "sanitizer_common/sanitizer_libc.h"
+#include "gtest/gtest.h"
+
+// A regression test for internal_memmove() implementation.
+TEST(SanitizerCommon, InternalMemmoveRegression) {
+  char src[] = "Hello World";
+  char *dest = src + 6;
+  __sanitizer::internal_memmove(dest, src, 5);
+  EXPECT_EQ(dest[0], src[0]);
+  EXPECT_EQ(dest[4], src[4]);
+}