1 //===- llvm/Support/BuryPointer.h - Memory Manipulation/Leak ----*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_SUPPORT_BURYPOINTER_H 10 #define LLVM_SUPPORT_BURYPOINTER_H 11 12 #include <memory> 13 14 namespace llvm { 15 16 // In tools that will exit soon anyway, going through the process of explicitly 17 // deallocating resources can be unnecessary - better to leak the resources and 18 // let the OS clean them up when the process ends. Use this function to ensure 19 // the memory is not misdiagnosed as an unintentional leak by leak detection 20 // tools (this is achieved by preserving pointers to the object in a globally 21 // visible array). 22 void BuryPointer(const void *Ptr); BuryPointer(std::unique_ptr<T> Ptr)23template <typename T> void BuryPointer(std::unique_ptr<T> Ptr) { 24 BuryPointer(Ptr.release()); 25 } 26 27 } // namespace llvm 28 29 #endif 30