vendor/libc++/libc++-release_370-r246257

1 files changed, 52 insertions, 0 deletions

diff --git a/test/std/containers/sequences/vector/asan.pass.cpp b/test/std/containers/sequences/vector/asan.pass.cpp
new file mode 100644
index 0000000000000..86c02b295624e
--- /dev/null
+++ b/test/std/containers/sequences/vector/asan.pass.cpp
@@ -0,0 +1,52 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <vector>
+
+// reference operator[](size_type n);
+
+#include <vector>
+#include <cassert>
+#include <cstdlib>
+
+#include "min_allocator.h"
+#include "asan_testing.h"
+
+#ifndef _LIBCPP_HAS_NO_ASAN
+extern "C" void __asan_set_error_exit_code(int);
+
+int main()
+{
+#if __cplusplus >= 201103L
+    {
+        typedef int T;
+        typedef std::vector<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));
+        c.reserve(2*c.size());
+        T foo = c[c.size()];    // bad, but not caught by ASAN
+    }
+#endif
+    
+    __asan_set_error_exit_code(0);
+    {
+        typedef int T;
+        typedef std::vector<T> C;
+        const T t[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
+        C c(std::begin(t), std::end(t));
+        c.reserve(2*c.size());
+        assert(is_contiguous_container_asan_correct(c)); 
+        assert(!__sanitizer_verify_contiguous_container ( c.data(), c.data() + 1, c.data() + c.capacity()));
+        T foo = c[c.size()];    // should trigger ASAN
+        assert(false);          // if we got here, ASAN didn't trigger
+    }
+}
+#else
+int main () { return 0; }
+#endif