From 71bd96ad7184df83c7af04ffa8e0d6678ab26f99 Mon Sep 17 00:00:00 2001
From: Bartosz Dunajski <bartosz.dunajski@intel.com>
Date: Wed, 20 May 2020 16:52:51 +0200
Subject: [PATCH] Disallow copying and moving TagNode

Change-Id: I1a350edaff300c68a4a7314ea984382b88288413
Signed-off-by: Bartosz Dunajski <bartosz.dunajski@intel.com>
---
 opencl/test/unit_test/utilities/tag_allocator_tests.cpp | 5 +++++
 shared/source/utilities/tag_allocator.h                 | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/opencl/test/unit_test/utilities/tag_allocator_tests.cpp b/opencl/test/unit_test/utilities/tag_allocator_tests.cpp
index 45c2fae936..c8efc8261b 100644
--- a/opencl/test/unit_test/utilities/tag_allocator_tests.cpp
+++ b/opencl/test/unit_test/utilities/tag_allocator_tests.cpp
@@ -79,6 +79,11 @@ class MockTagAllocator : public TagAllocator<TagType> {
     }
 };
 
+TEST_F(TagAllocatorTest, givenTagNodeTypeWhenCopyingOrMovingThenDisallow) {
+    EXPECT_FALSE(std::is_move_constructible<TagNode<TimeStamps>>::value);
+    EXPECT_FALSE(std::is_copy_constructible<TagNode<TimeStamps>>::value);
+}
+
 TEST_F(TagAllocatorTest, Initialize) {
 
     MockTagAllocator<TimeStamps> tagAllocator(memoryManager, 100, 64, deviceBitfield);
diff --git a/shared/source/utilities/tag_allocator.h b/shared/source/utilities/tag_allocator.h
index 083dc81c48..d4621754ed 100644
--- a/shared/source/utilities/tag_allocator.h
+++ b/shared/source/utilities/tag_allocator.h
@@ -23,7 +23,7 @@ template <typename TagType>
 class TagAllocator;
 
 template <typename TagType>
-struct TagNode : public IDNode<TagNode<TagType>> {
+struct TagNode : public IDNode<TagNode<TagType>>, NonCopyableOrMovableClass {
   public:
     TagType *tagForCpuAccess;