From 3a6ecab4b6aa207606e8f015859118459b3a4462 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Sat, 5 Oct 2024 14:31:38 +0300
Subject: Fix 'reference to value_type is ambiguous' error for
 small_{vector,list,forward_list} types

---
 libbutl/small-forward-list.hxx | 1 +
 libbutl/small-list.hxx         | 1 +
 libbutl/small-vector.hxx       | 1 +
 3 files changed, 3 insertions(+)

diff --git a/libbutl/small-forward-list.hxx b/libbutl/small-forward-list.hxx
index 8d1cf68..db87d69 100644
--- a/libbutl/small-forward-list.hxx
+++ b/libbutl/small-forward-list.hxx
@@ -57,6 +57,7 @@ namespace butl
     using buffer_type = small_forward_list_buffer<T, N>;
     using allocator_type = small_allocator<T, N, buffer_type>;
     using base_type = std::forward_list<T, allocator_type>;
+    using typename base_type::value_type;
 
     small_forward_list ()
       : base_type (allocator_type (this)) {}
diff --git a/libbutl/small-list.hxx b/libbutl/small-list.hxx
index 7cb51fd..c75f49a 100644
--- a/libbutl/small-list.hxx
+++ b/libbutl/small-list.hxx
@@ -59,6 +59,7 @@ namespace butl
     using buffer_type = small_list_buffer<T, N>;
     using allocator_type = small_allocator<T, N, buffer_type>;
     using base_type = std::list<T, allocator_type>;
+    using typename base_type::value_type;
 
     small_list ()
       : base_type (allocator_type (this)) {}
diff --git a/libbutl/small-vector.hxx b/libbutl/small-vector.hxx
index 44a3ef5..787d73a 100644
--- a/libbutl/small-vector.hxx
+++ b/libbutl/small-vector.hxx
@@ -38,6 +38,7 @@ namespace butl
     using buffer_type = small_allocator_buffer<T, N>;
     using allocator_type = small_allocator<T, N>;
     using base_type = std::vector<T, allocator_type>;
+    using typename base_type::value_type;
 
     small_vector ()
       : base_type (allocator_type (this))
-- 
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