From 48f4c5fb0519e41233f000340039a1a9dd00a1f0 Mon Sep 17 00:00:00 2001
From: Gregory Popovitch <greg7mdp@gmail.com>
Date: Wed, 10 Jun 2026 19:42:32 -0400
Subject: [PATCH] Use `std::allocator_traits<T>` to avoid deprecation warnings
 with modern compilers (#301)

---
 parallel_hashmap/phmap_base.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/parallel_hashmap/phmap_base.h b/parallel_hashmap/phmap_base.h
index 2410dc3..698ef37 100644
--- a/parallel_hashmap/phmap_base.h
+++ b/parallel_hashmap/phmap_base.h
@@ -1262,17 +1262,17 @@ using GetSizeType = typename std::allocator_traits<T>::size_type;
 
 template <typename T>
 using GetPropagateOnContainerCopyAssignment =
-    typename T::propagate_on_container_copy_assignment;
+    typename std::allocator_traits<T>::propagate_on_container_copy_assignment;
 
 template <typename T>
 using GetPropagateOnContainerMoveAssignment =
-    typename T::propagate_on_container_move_assignment;
+    typename std::allocator_traits<T>::propagate_on_container_move_assignment;
 
 template <typename T>
-using GetPropagateOnContainerSwap = typename T::propagate_on_container_swap;
+using GetPropagateOnContainerSwap = typename std::allocator_traits<T>::propagate_on_container_swap;
 
 template <typename T>
-using GetIsAlwaysEqual = typename T::is_always_equal;
+using GetIsAlwaysEqual = typename std::allocator_traits<T>::is_always_equal;
 
 template <typename T>
 struct GetFirstArg;