[lldb] [llvm] [libc] [libcxx] [flang] [compiler-rt] [mlir] [clang-tools-extra] [openmp] [clang] [libc++][span] P2821R5: span.at() (PR #74994)

[Hristo Hristov via cfe-commits]

================
@@ -343,6 +345,15 @@ public:
         return __data_[__idx];
     }
 
+#  if _LIBCPP_STD_VER >= 26
+    _LIBCPP_HIDE_FROM_ABI constexpr reference at(size_type __index) const {
+      if (__index >= size()) {
----------------
H-G-Hristov wrote:

Done! Sorry I missed that.

https://github.com/llvm/llvm-project/pull/74994
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