From 2f78ac8e784baadd95375473463cd667bb51511a Mon Sep 17 00:00:00 2001
From: meator <meator.dev@gmail.com>
Date: Thu, 23 Jan 2025 21:41:23 +0100
Subject: [PATCH] Fix std::hash specializations

Similar to https://github.com/oliora/samples/pull/11.
---
 spimpl.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/spimpl.h b/spimpl.h
index 7dafccf..7d90049 100644
--- a/spimpl.h
+++ b/spimpl.h
@@ -572,7 +572,7 @@ namespace std {
 
         result_type operator()(const argument_type& p) const SPIMPL_NOEXCEPT
         {
-            return hash<typename argument_type::pointer>()(p.get());
+            return hash<typename argument_type::const_pointer>()(p.get());
         }
     };
 
@@ -584,7 +584,7 @@ namespace std {
 
         result_type operator()(const argument_type& p) const SPIMPL_NOEXCEPT
         {
-            return hash<typename argument_type::pointer>()(p.get());
+            return hash<typename argument_type::const_pointer>()(p.get());
         }
     };
 }