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