1 files changed, 68 insertions, 0 deletions
diff --git a/libcxx/test/libcxx-03/containers/sequences/deque/asan.pass.cpp b/libcxx/test/libcxx-03/containers/sequences/deque/asan.pass.cpp
new file mode 100644
index 000000000000..46ca62dda7b2
--- /dev/null
+++ b/libcxx/test/libcxx-03/containers/sequences/deque/asan.pass.cpp
@@ -0,0 +1,68 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+// REQUIRES: asan
+
+// <deque>
+
+// reference operator[](size_type n);
+
+#include "asan_testing.h"
+#include <deque>
+#include <cassert>
+#include <cstdlib>
+
+#include "min_allocator.h"
+#include "test_iterators.h"
+#include "test_macros.h"
+
+extern "C" void __sanitizer_set_death_callback(void (*callback)(void));
+
+void do_exit() { exit(0); }
+
+int main(int, char**) {
+  {
+    typedef cpp17_input_iterator<int*> MyInputIter;
+    // Should not trigger ASan.
+    std::deque<int> v;
+    int i[] = {42};
+    v.insert(v.begin(), MyInputIter(i), MyInputIter(i + 1));
+    assert(v[0] == 42);
+    assert(is_double_ended_contiguous_container_asan_correct(v));
+  }
+  {
+    typedef int T;
+    typedef std::deque<T, min_allocator<T> > C;
+    const T t[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
+    C c(std::begin(t), std::end(t));
+    assert(is_double_ended_contiguous_container_asan_correct(c));
+  }
+  {
+    typedef char T;
+    typedef std::deque<T, safe_allocator<T> > C;
+    const T t[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'};
+    C c(std::begin(t), std::end(t));
+    c.pop_front();
+    assert(is_double_ended_contiguous_container_asan_correct(c));
+  }
+  __sanitizer_set_death_callback(do_exit);
+  {
+    typedef int T;
+    typedef std::deque<T> C;
+    const T t[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
+    C c(std::begin(t), std::end(t));
+    assert(is_double_ended_contiguous_container_asan_correct(c));
+    T* ptr = &c[0];
+    for (size_t i = 0; i < (8 + sizeof(T) - 1) / sizeof(T); ++i)
+      c.pop_front();
+    *ptr           = 1;
+    volatile T foo = c[c.size()]; // should trigger ASAN. Use volatile to prevent being optimized away.
+    assert(false);                // if we got here, ASAN didn't trigger
+    ((void)foo);
+  }
+}