Mercurial > hg > CbC > CbC_gcc
view libsanitizer/sanitizer_common/sanitizer_mac_libcdep.cpp @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
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//===-- sanitizer_mac_libcdep.cpp -----------------------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // This file is shared between various sanitizers' runtime libraries and // implements OSX-specific functions. //===----------------------------------------------------------------------===// #include "sanitizer_platform.h" #if SANITIZER_MAC #include "sanitizer_mac.h" #include <sys/mman.h> namespace __sanitizer { void RestrictMemoryToMaxAddress(uptr max_address) { uptr size_to_mmap = GetMaxUserVirtualAddress() + 1 - max_address; void *res = MmapFixedNoAccess(max_address, size_to_mmap, "high gap"); CHECK(res != MAP_FAILED); } } // namespace __sanitizer #endif // SANITIZER_MAC