From 4e7f549db846e36fee732ae5d96f10c30ed74e8d Mon Sep 17 00:00:00 2001
From: Stefano Avallone <stavallo@unina.it>
Date: Sat, 20 Aug 2022 15:31:29 +0200
Subject: [PATCH] core: Add namespace std to nullptr_t

Fix build with clang++ 14.0.6 on Linux
---
 src/core/model/ptr.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/core/model/ptr.h b/src/core/model/ptr.h
index 394e98a65..5e906344f 100644
--- a/src/core/model/ptr.h
+++ b/src/core/model/ptr.h
@@ -329,7 +329,7 @@ bool operator == (Ptr<T1> const &lhs, Ptr<T2> const &rhs);
 
 /** Specialization for comparison to nullptr */
 template <typename T1, typename T2>
-typename std::enable_if<std::is_same<T2, nullptr_t>::value, bool>::type
+typename std::enable_if<std::is_same<T2, std::nullptr_t>::value, bool>::type
 operator == (Ptr<T1> const &lhs, T2 nullPtr);
 /**@}*/
 
@@ -365,7 +365,7 @@ bool operator != (Ptr<T1> const &lhs, Ptr<T2> const &rhs);
 
 /** Specialization for comparison to nullptr */
 template <typename T1, typename T2>
-typename std::enable_if<std::is_same<T2, nullptr_t>::value, bool>::type
+typename std::enable_if<std::is_same<T2, std::nullptr_t>::value, bool>::type
 operator != (Ptr<T1> const &lhs, T2 nullPtr);
 /**@}*/
 
@@ -540,14 +540,14 @@ operator != (Ptr<T1> const &lhs, Ptr<T2> const &rhs)
 }
 
 template <typename T1, typename T2>
-typename std::enable_if<std::is_same<T2, nullptr_t>::value, bool>::type
+typename std::enable_if<std::is_same<T2, std::nullptr_t>::value, bool>::type
 operator == (Ptr<T1> const &lhs, T2 nullPtr)
 {
   return PeekPointer (lhs) == nullptr;
 }
 
 template <typename T1, typename T2>
-typename std::enable_if<std::is_same<T2, nullptr_t>::value, bool>::type
+typename std::enable_if<std::is_same<T2, std::nullptr_t>::value, bool>::type
 operator != (Ptr<T1> const &lhs, T2 nullPtr)
 {
   return PeekPointer (lhs) != nullptr;