From c8ad6422d63196040ea68c03874b0ff8f2bf32cb Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Mon, 30 Jan 2023 18:54:58 -0800
Subject: Try to fix has_to_address

---
 common/almalloc.h | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/common/almalloc.h b/common/almalloc.h
index b5821784..270cd76c 100644
--- a/common/almalloc.h
+++ b/common/almalloc.h
@@ -113,10 +113,14 @@ namespace detail_ {
     using void_t = void;
 
     template<typename T, typename = void>
-    constexpr bool has_to_address = false;
+    struct has_to_address_ : public std::false_type { };
     template<typename T>
-    constexpr bool has_to_address<T,
-        void_t<decltype(std::pointer_traits<T>::to_address(std::declval<const T&>()))>> = true;
+    struct has_to_address_<T,
+        void_t<decltype(std::pointer_traits<T>::to_address(std::declval<const T&>()))>>
+        : public std::true_type
+    { };
+    template<typename T>
+    constexpr bool has_to_address = has_to_address_<T>::value;
 } // namespace detail_
 
 template<typename T>
-- 
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