https://github.com/H-G-Hristov edited
https://github.com/llvm/llvm-project/pull/74994
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@@ -343,6 +347,15 @@ public:
return __data_[__idx];
}
+# if _LIBCPP_STD_VER >= 26
+_LIBCPP_HIDE_FROM_ABI constexpr reference at(size_type __idx) const {
+ if (__idx >= size()) {
+__throw_out_of_range();
+ }
+ return *(data() + __idx);
https://github.com/H-G-Hristov edited
https://github.com/llvm/llvm-project/pull/74994
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https://github.com/H-G-Hristov edited
https://github.com/llvm/llvm-project/pull/74994
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@@ -146,6 +147,9 @@ template
#include <__utility/forward.h>
#include // for array
#include // for byte
+#if _LIBCPP_STD_VER >= 26
+# include
mordante wrote:
Typically we unconditionally include headers.
@@ -0,0 +1,136 @@
+//===--===//
+//
+// 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:
https://github.com/H-G-Hristov updated
https://github.com/llvm/llvm-project/pull/74994
>From 6e26ca239c49e1b7d9ab72217db7339e92df163f Mon Sep 17 00:00:00 2001
From: Zingam
Date: Sun, 10 Dec 2023 14:16:02 +0200
Subject: [PATCH 1/2] [libc++][span] P2821R5: span.at()
---
libcxx/include/span
