Commit 751375f3ca5ba4a3a9edb2e79f69fb6e27a445b8 | zig

author	Alex Rønne Petersen <alex@alexrp.com> 2025-10-17 14:59:22+02:00
committer	Alex Rønne Petersen <alex@alexrp.com> 2025-10-17 15:02:04+02:00
log	751375f3ca5ba4a3a9edb2e79f69fb6e27a445b8
tree	82f7ac01be7b4cd49c5bbcb35facfa738f0bb30e
parent	2357ae06dd48826b7db8712edd203018fc55e9ca
signature	Signed by SSH key SHA256:7B/LJ7bpR1eX8aCXSr4mtd5M45VMPKcx9zY8e95b5QM

https://github.com/llvm/llvm-project/pull/158347

1 files changed, 7 insertions(+), 2 deletions(-)

lib/libcxx/include/__ranges/join_view.h+7-2

 @@ -410,8 +410,13 @@ struct __segmented_iterator_traits<_JoinViewIterator> {
   static constexpr _LIBCPP_HIDE_FROM_ABI _JoinViewIterator
   __compose(__segment_iterator __seg_iter, __local_iterator __local_iter) {
-    return _JoinViewIterator(
+    auto&& __parent = std::move(__seg_iter).__get_data();
-        std::move(__seg_iter).__get_data(), std::move(__seg_iter).__get_iter(), std::move(__local_iter));
+    auto&& __outer  = std::move(__seg_iter).__get_iter();
+    if (__local_iter == ranges::end(*__outer)) {
+      ++__outer;
+      return _JoinViewIterator(*__parent, __outer);
+    }
+    return _JoinViewIterator(__parent, __outer, std::move(__local_iter));
   }
 };