Suppress Intel Compiler deprecation warning for STL in test_allocator…

…s.cpp (#1626)

test/tbb/test_allocators.cpp

@@ -1,5 +1,5 @@
 /*
-    Copyright (c) 2005-2022 Intel Corporation
+    Copyright (c) 2005-2025 Intel Corporation
 
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
@@ -14,6 +14,17 @@
     limitations under the License.
 */
 
+#include <tbb/version.h> // For __TBB_GLIBCXX_VERSION and __TBB_CPP20_PRESENT
+
+// Intel LLVM compiler triggers a deprecation warning in the implementation of std::allocator_traits::destroy
+// inside Standard Library while using STL PMR containers since std::polymorphic_allocator::destroy is deprecated since C++20
+#define TEST_LLVM_COMPILER_PMR_DESTROY_DEPRECATED_BROKEN __INTEL_LLVM_COMPILER == 20250000 && __TBB_GLIBCXX_VERSION == 110000 && __TBB_CPP20_PRESENT
+
+#if TEST_LLVM_COMPILER_PMR_DESTROY_DEPRECATED_BROKEN
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
+#endif
+
 #include "tbb/cache_aligned_allocator.h"
 #include "tbb/tbb_allocator.h"
 
@@ -100,3 +111,6 @@ TEST_CASE("polymorphic_allocator test") {
 }
 #endif
 
+#if TEST_LLVM_COMPILER_PMR_DESTROY_DEPRECATED_BROKEN
+#pragma clang diagnostic pop // "-Wdeprecated-declarations"
+#endif