From b0db1009f59b830e46ff91d050bcfee5551a671f Mon Sep 17 00:00:00 2001
From: EZ4Stephen <ez4stephen@tutamail.com>
Date: Mon, 17 Nov 2025 09:42:24 +0400
Subject: [PATCH] Update abstract_ui.h

Include #include <cstring> to use memcmp
---
 libs/pbd/pbd/abstract_ui.h | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/libs/pbd/pbd/abstract_ui.h b/libs/pbd/pbd/abstract_ui.h
index ea715a8ec2..492f865453 100644
--- a/libs/pbd/pbd/abstract_ui.h
+++ b/libs/pbd/pbd/abstract_ui.h
@@ -23,6 +23,7 @@
 #include <map>
 #include <string>
 #include <pthread.h>
+#include <cstring>
 
 #include <glibmm/threads.h>
 
@@ -77,10 +78,7 @@ protected:
 	{
 		bool operator() (const pthread_t& a, const pthread_t& b) const noexcept
 		{
-			if constexpr (std::is_class_v<pthread_t>) //pthread_t is a struct for ptw32, so this filter works.
-				return a.p < b.p;
-			else
-				return a < b;
+			return std::memcmp(&a, &b, sizeof(pthread_t)) < 0;
 		}
 	};
 	typedef typename std::map<pthread_t,RequestBuffer*, pthread_cmp>::iterator RequestBufferMapIterator;