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8219d92987
* rename is_compiler_rt_or_libc to skip_linker_dependencies and set it to `true` for all sub-Compilations. I believe this resolves the deadlock we were experiencing on Drone CI and on some users' computers. I will remove the CI workaround in a follow-up commit. * enabling TSAN automatically causes the Compilation to link against libc++ even if not requested, because TSAN depends on libc++. * add -fno-rtti flags where appropriate when building TSAN objects. Thanks Firefox317 for pointing this out. * TSAN support: resolve all the undefined symbols. We are still seeing a dependency on __gcc_personality_v0 but will resolve this one in a follow-up commit. * static libs do not try to build libc++ or libc++abi.
30 lines
968 B
C++
30 lines
968 B
C++
//===-- sanitizer_mac_libcdep.cpp -----------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is shared between various sanitizers' runtime libraries and
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// implements OSX-specific functions.
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//===----------------------------------------------------------------------===//
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#include "sanitizer_platform.h"
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#if SANITIZER_MAC
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#include "sanitizer_mac.h"
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#include <sys/mman.h>
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namespace __sanitizer {
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void RestrictMemoryToMaxAddress(uptr max_address) {
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uptr size_to_mmap = GetMaxUserVirtualAddress() + 1 - max_address;
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void *res = MmapFixedNoAccess(max_address, size_to_mmap, "high gap");
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CHECK(res != MAP_FAILED);
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}
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} // namespace __sanitizer
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#endif // SANITIZER_MAC
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