https://github.com/mordante requested changes to this pull request.
Thanks for working in this.
I didn't start the CI jobs since I know they will fail.
https://github.com/llvm/llvm-project/pull/74994
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@@ -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:
@@ -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);
