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authorKostya Kortchinsky <kostyak@google.com>2017-10-25 22:00:26 +0000
committerKostya Kortchinsky <kostyak@google.com>2017-10-25 22:00:26 +0000
commit56c02e11840e8b5778c17314a26e729bcb701fc1 (patch)
treed107ec945f40d3c9e4eaeeccf0e0bd5f14468c6b /lib/scudo
parentcbdf93a9b677d7f85dc486f1899ca0e764ae8e1d (diff)
[scudo] Remove comment about security of the 32-bit allocator
Summary: The 32-bit allocator is now on par with the 64-bit in terms of security (chunks randomization is done, batches separation is done). Unless objection, the comment can go away. Reviewers: alekseyshl Reviewed By: alekseyshl Subscribers: llvm-commits Differential Revision: https://reviews.llvm.org/D39303 git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@316620 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/scudo')
-rw-r--r--lib/scudo/scudo_allocator.h3
1 files changed, 0 insertions, 3 deletions
diff --git a/lib/scudo/scudo_allocator.h b/lib/scudo/scudo_allocator.h
index 2f317d24a..a517058ab 100644
--- a/lib/scudo/scudo_allocator.h
+++ b/lib/scudo/scudo_allocator.h
@@ -77,9 +77,6 @@ struct AP64 {
};
typedef SizeClassAllocator64<AP64> PrimaryAllocator;
#else
-// Currently, the 32-bit Sanitizer allocator has not yet benefited from all the
-// security improvements brought to the 64-bit one. This makes the 32-bit
-// version of Scudo slightly less toughened.
static const uptr NumRegions = SANITIZER_MMAP_RANGE_SIZE >> RegionSizeLog;
# if SANITIZER_WORDSIZE == 32
typedef FlatByteMap<NumRegions> ByteMap;