Add a test for unwinder compatibility in libc++.

The libgcc and LLVM unwinders like to fight. This test will fail if
the unwinder is not linked to be tolerant of this.

Bug: http://b/26194502
Change-Id: I0d03f67edae1e53dac44fff3557666eb08e77a4a

3 files changed, 37 insertions, 0 deletions

diff --git a/tests/device/libcxx-unwind/jni/Android.mk b/tests/device/libcxx-unwind/jni/Android.mk
new file mode 100644
index 000000000..5202e5d5b
--- /dev/null
+++ b/tests/device/libcxx-unwind/jni/Android.mk
@@ -0,0 +1,7 @@
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := foo
+LOCAL_SRC_FILES := foo.cpp
+LOCAL_CPPFLAGS := -std=c++11 -fexceptions -frtti -UNDEBUG -O0
+include $(BUILD_EXECUTABLE)
diff --git a/tests/device/libcxx-unwind/jni/Application.mk b/tests/device/libcxx-unwind/jni/Application.mk
new file mode 100644
index 000000000..e29ff010d
--- /dev/null
+++ b/tests/device/libcxx-unwind/jni/Application.mk
@@ -0,0 +1,4 @@
+APP_STL := c++_shared
+APP_ABI := armeabi-v7a
+APP_PLATFORM := android-21
+NDK_TOOLCHAIN_VERSION := clang
diff --git a/tests/device/libcxx-unwind/jni/foo.cpp b/tests/device/libcxx-unwind/jni/foo.cpp
new file mode 100644
index 000000000..1ee5fa2d9
--- /dev/null
+++ b/tests/device/libcxx-unwind/jni/foo.cpp
@@ -0,0 +1,26 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include <cassert>
+#include <map>
+
+int main() {
+  typedef std::pair<const int, double> V;
+  V ar[] = {
+      V(1, 1.5), V(2, 2.5), V(3, 3.5), V(4, 4.5),
+      V(5, 5.5), V(7, 7.5), V(8, 8.5),
+  };
+  std::map<int, double> m(ar, ar + sizeof(ar) / sizeof(ar[0]));
+  m.at(1) = -1.5;
+  try {
+    m.at(6);
+    assert(0);
+  } catch (std::out_of_range &) {
+  }
+}