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author | Russell Gallop <russell.gallop@gmail.com> | 2019-10-10 10:56:52 +0000 |
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committer | Russell Gallop <russell.gallop@gmail.com> | 2019-10-10 10:56:52 +0000 |
commit | fe7f65b081d5d0b32270cb1a82e2ee9a0391a6d1 (patch) | |
tree | 539951269a99d4d5fd5a3194400a4fe61d451fec /lib/sanitizer_common/sanitizer_common.h | |
parent | 640d7e0a87981f53799ad7394c4cb93c928338c4 (diff) | |
download | compiler-rt-fe7f65b081d5d0b32270cb1a82e2ee9a0391a6d1.tar.gz |
Revert "[ASan] Do not misrepresent high value address dereferences as null dereferences"
As it was breaking bots running sanitizer lint check
This reverts r374265 (git b577efe4567f1f6a711ad36e1d17280dd1c4f009)
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@374308 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/sanitizer_common/sanitizer_common.h')
-rw-r--r-- | lib/sanitizer_common/sanitizer_common.h | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/lib/sanitizer_common/sanitizer_common.h b/lib/sanitizer_common/sanitizer_common.h index 87b8f02b5..ad056df38 100644 --- a/lib/sanitizer_common/sanitizer_common.h +++ b/lib/sanitizer_common/sanitizer_common.h @@ -881,11 +881,6 @@ struct SignalContext { bool is_memory_access; enum WriteFlag { UNKNOWN, READ, WRITE } write_flag; - // In some cases the kernel cannot provide the true faulting address; `addr` - // will be zero then. This field allows to distinguish between these cases - // and dereferences of null. - bool is_true_faulting_addr; - // VS2013 doesn't implement unrestricted unions, so we need a trivial default // constructor SignalContext() = default; @@ -898,8 +893,7 @@ struct SignalContext { context(context), addr(GetAddress()), is_memory_access(IsMemoryAccess()), - write_flag(GetWriteFlag()), - is_true_faulting_addr(IsTrueFaultingAddress()) { + write_flag(GetWriteFlag()) { InitPcSpBp(); } @@ -920,7 +914,6 @@ struct SignalContext { uptr GetAddress() const; WriteFlag GetWriteFlag() const; bool IsMemoryAccess() const; - bool IsTrueFaultingAddress() const; }; void InitializePlatformEarly(); |