[libc-commits] [libc] [libc][stdlib] Add Block class (PR #94407)

[via libc-commits]

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@@ -0,0 +1,482 @@
+//===-- Implementation header for a block of memory -------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_STDLIB_BLOCK_H
+#define LLVM_LIBC_SRC_STDLIB_BLOCK_H
+
+#include "src/__support/CPP/algorithm.h"
+#include "src/__support/CPP/cstddef.h"
+#include "src/__support/CPP/limits.h"
+#include "src/__support/CPP/new.h"
+#include "src/__support/CPP/optional.h"
+#include "src/__support/CPP/span.h"
+#include "src/__support/CPP/type_traits.h"
+
+#include <stdint.h>
+
+namespace LIBC_NAMESPACE {
+
+namespace internal {
+// Types of corrupted blocks, and functions to crash with an error message
+// corresponding to each type.
+enum class BlockStatus {
+  kValid,
+  kMisaligned,
+  kPrevMismatched,
+  kNextMismatched,
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PiJoules wrote:

Done

https://github.com/llvm/llvm-project/pull/94407