From 85cb9005d8b60449ba6cf58ef0092d57865c13cd Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Tue, 30 Apr 2024 18:18:35 +0200
Subject: [PATCH] starpu_data_cpy: Make sure we copy between similar handles

---
 src/util/starpu_data_cpy.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/util/starpu_data_cpy.c b/src/util/starpu_data_cpy.c
index e464c5c88b..9fbf9c4cf7 100644
--- a/src/util/starpu_data_cpy.c
+++ b/src/util/starpu_data_cpy.c
@@ -141,6 +141,7 @@ int _starpu_data_cpy(starpu_data_handle_t dst_handle, starpu_data_handle_t src_h
 
 	task->cl = &copy_cl;
 
+	STARPU_ASSERT(dst_handle->ops->interfaceid == src_handle->ops->interfaceid);
 	unsigned *interface_id;
 	_STARPU_MALLOC(interface_id, sizeof(*interface_id));
 	*interface_id = dst_handle->ops->interfaceid;