[libcxx-commits] [libcxx] [WIP][libc++] Implement library support for contracts (PR #86251)

[Louis Dionne via libcxx-commits]

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@@ -0,0 +1,27 @@
+//===----------------------------------------------------------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+// UNSUPPORTED: c++03, c++11, c++14, c++17, c++20, c++23
+
+// <contracts>
+
+// TODO
+
+// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_CONTRACTS_EVALUATION_SEMANTIC_ENFORCE
----------------
ldionne wrote:

Fully agreed. In reality this would be passed to the compiler as e.g. `-fcontracts=<semantic>` so there would be no macro involved. Similarly the `__pre__` and `__post__` macros wouldn't need to exist, I was just roughly emulating what the compiler might do.

https://github.com/llvm/llvm-project/pull/86251