[libcxx-commits] [libcxx] [libc++] Fix ambiguous call to std::max in vector<bool> (PR #119801)

[Louis Dionne via libcxx-commits]

================
@@ -0,0 +1,121 @@
+//===----------------------------------------------------------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+// <vector>
+// vector<bool>
+
+// This test examines ambiguous calls to std::max in vector<bool>
+// Fix https://github.com/llvm/llvm-project/issues/121713
+
+#include <cassert>
+#include <cstddef>
+#include <cstdint>
+#include <limits>
+#include <memory>
+#include <new>
+#include <vector>
+
+#include "test_macros.h"
+
+template <typename T, typename SIZE_TYPE = std::size_t, typename DIFF_TYPE = std::ptrdiff_t>
----------------
ldionne wrote:

```suggestion
template <typename T, typename Size = std::size_t, typename Difference = std::ptrdiff_t>
```

All caps template parameters are unusual in the codebase.

https://github.com/llvm/llvm-project/pull/119801