Issue 5543070: AddressSanitizer: return False for __asan_get_ownership(NULL)

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Issue 5543070: AddressSanitizer: return False for __asan_get_ownership(NULL) (Closed)

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Created:
12 years, 11 months ago by samsonov

Modified:
12 years, 11 months ago

Reviewers:
ramosian.glider, glider, kcc

CC:
llvm-commits_cs.uiuc.edu

Base URL:
https://llvm.org/svn/llvm-project/compiler-rt/trunk/lib/asan/

Visibility:
Public.

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Patch Set 1 #

Total comments: 2

Created: 12 years, 11 months ago

Download [raw] [tar.bz2]

	Unified diffs	Side-by-side diffs	Stats (+13 lines, -29 lines)			Patch
M	asan_allocator.cc	View	3 chunks	+9 lines, -25 lines	2 comments	Download
M	asan_interface.h	View	1 chunk	+2 lines, -2 lines	0 comments	Download
M	tests/asan_interface_test.cc	View	1 chunk	+2 lines, -2 lines	0 comments	Download

Messages

Total messages: 3

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glider

LGTM otherwise http://codereview.appspot.com/5543070/diff/1/asan_allocator.cc File asan_allocator.cc (right): http://codereview.appspot.com/5543070/diff/1/asan_allocator.cc#newcode829 asan_allocator.cc:829: return malloc_info.AllocationSize((uintptr_t)ptr); Can you please explicitly check ...

12 years, 11 months ago (2012-01-17 14:40:07 UTC) #2

samsonov

12 years, 11 months ago (2012-01-18 15:30:58 UTC) #3

r148394

http://codereview.appspot.com/5543070/diff/1/asan_allocator.cc
File asan_allocator.cc (right):

http://codereview.appspot.com/5543070/diff/1/asan_allocator.cc#newcode829
asan_allocator.cc:829: return malloc_info.AllocationSize((uintptr_t)ptr);
On 2012/01/17 14:40:07, glider wrote:
> Can you please explicitly check for non-NULL in AllocationSize? That will save
> us a couple of cycles.

Done (instead, treat NULL as a special case in AllocationSize).

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