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56 Commits

Author SHA1 Message Date
Kostya Serebryany b0f9354168 [asan] use O(log(N)) algorithm instead of O(N) in __asan_get_ownership 
llvm-svn: 152467
 2012-03-10 01:30:01 +00:00
Kostya Serebryany 8aff411add [asan] add a (disabled) stress test for __asan_get_ownership 
llvm-svn: 152362
 2012-03-09 01:48:18 +00:00
Evgeniy Stepanov f485c3ccbd [asan] Add a negative test for memcpy of long double. 
llvm-svn: 151888
 2012-03-02 10:42:10 +00:00
Alexander Potapenko 7e07f56811 Introduce __asan_set_error_report_callback() to allow the client program post-process the error reports. 
If the callback is set, Report() and Printf() print the reports into a buffer (together with stderr), which is then passed to the client.

llvm-svn: 151528
 2012-02-27 14:06:48 +00:00
Evgeniy Stepanov d84e16e6a3 Replace some #ifdef(s) with plain if(s). 
llvm-svn: 151526
 2012-02-27 13:07:29 +00:00
Alexey Samsonov 8e7bfceb98 AddressSanitizer: fix lint 
llvm-svn: 150802
 2012-02-17 08:31:10 +00:00
Evgeniy Stepanov 5d47e9164c [asan] Allocator tweaks for low memory systems. 
llvm-svn: 150689
 2012-02-16 13:35:11 +00:00
Kostya Serebryany fcd535ba6c [asan] implement __asan_set_death_callback 
llvm-svn: 150414
 2012-02-13 21:24:29 +00:00
Evgeniy Stepanov 450c123218 [asan] Add a missing return. 
It is technically reachable on Android, where pthread_exit is not
marked noreturn.

llvm-svn: 150381
 2012-02-13 12:36:44 +00:00
Alexey Samsonov b30df37ebf AddressSanitizer: move output tests to a separate directory 
llvm-svn: 150367
 2012-02-13 08:50:21 +00:00
Alexey Samsonov f9affd3a0c AddressSanitizer: Use FileCheck instead of grep for pure C output tests 
llvm-svn: 150366
 2012-02-13 08:27:10 +00:00
Kostya Serebryany 0394da7bea [asan] unpoison the stack before every noreturn call. Fixes asan issue 37. rt part 
llvm-svn: 150101
 2012-02-08 21:33:27 +00:00
Kostya Serebryany 9716914b2d [asan] better warning messages for double-free bugs (provide allocation/deallocation stack traces) 
llvm-svn: 150027
 2012-02-08 00:42:29 +00:00
Kostya Serebryany b5eb5a7a05 [asan] make sure the AsanThread object is destroyed if pthread_exit is called 
llvm-svn: 149940
 2012-02-07 00:27:15 +00:00
Alexander Potapenko f504602a0f Disables testing memcpy() on Mac OS 10.7, 
where memcpy() in fact aliases memmove() and thus calling it with
overlapping parameters is not an error.

llvm-svn: 149491
 2012-02-01 09:47:40 +00:00
Kostya Serebryany ad1fccdb1c [asan] tests should not require the asan-rt to be built with debug info 
llvm-svn: 149330
 2012-01-31 01:56:58 +00:00
Kostya Serebryany bca91defcb [asan] new run-time flag: sleep_before_dying (asan Issue #31) 
llvm-svn: 149306
 2012-01-31 00:52:18 +00:00
Kostya Serebryany 9aca3b0d2f [asan] re-enable the test for ObjC initialization bug 
llvm-svn: 149302
 2012-01-30 23:55:46 +00:00
Kostya Serebryany 39ba3f724f [asan] fix issue 35: don't let the optimizer to optimize the test code away. 
llvm-svn: 149296
 2012-01-30 23:23:26 +00:00
Kostya Serebryany cf2c65aa8e [asan] add a test for __attribute__ no_address_safety_analysis 
llvm-svn: 149278
 2012-01-30 21:34:59 +00:00
Alexander Potapenko fabfcd8bea Darwin-specific templates for the output tests. 
These should fix the output tests on Mac.

llvm-svn: 149068
 2012-01-26 17:40:18 +00:00
Alexander Potapenko 1f397fb87f Tune asan_symbolize.py to symbolize 64-bit binaries correctly. 
Add the DEBUG flag to test_output.sh

llvm-svn: 148798
 2012-01-24 10:44:44 +00:00
Kostya Serebryany f9418f9679 [asan] test that -fno-optimize-sibling-calls helps to get sane stack traces 
llvm-svn: 148714
 2012-01-23 18:44:34 +00:00
Alexander Potapenko 046ecc06be Wrap CFStringCreateCopy to prevent copying constant CF strings. 
This should fix http://code.google.com/p/address-sanitizer/issues/detail?id=10

llvm-svn: 148696
 2012-01-23 10:09:54 +00:00
Alexander Potapenko f9392011c8 Add a test for CFStringCreateCopy. 
Normally this function should not create copies of constant strings, but it does when the default CFAllocator
is replaced (e.g. under AddressSanitizer)

This test is related to http://code.google.com/p/address-sanitizer/issues/detail?id=10

llvm-svn: 148695
 2012-01-23 10:06:14 +00:00
Alexey Samsonov 0ac73fc9f8 AddressSanitizer: return false instead of true for __asan_get_ownership(NULL) 
llvm-svn: 148394
 2012-01-18 15:26:55 +00:00
Kostya Serebryany 5767f0f113 [asan] workaround for bug http://llvm.org/bugs/show_bug.cgi?id=11763. Do not bark on memcpy(a, a, size). 
llvm-svn: 148318
 2012-01-17 18:43:52 +00:00
Alexey Samsonov 67d508d083 Revert commit 148304 
llvm-svn: 148305
 2012-01-17 14:01:15 +00:00
Alexey Samsonov 1e310295d0 AddressSanitizer: from this patch, ASan allocator returns false for __asan_get_ownership(NULL) and produce error reports for malloc_usable_size(NULL) and __asan_get_allocated_size(NULL) 
llvm-svn: 148304
 2012-01-17 13:31:54 +00:00
Alexey Samsonov 209c514a1d AddressSanitizer: add support for malloc_usable_size() function 
llvm-svn: 148287
 2012-01-17 06:39:10 +00:00
Alexey Samsonov 50bf956f29 AddressSanitizer: fix recently introduced lint errors and broken test on Mac. 
llvm-svn: 148235
 2012-01-16 12:38:09 +00:00
Evgeniy Stepanov 2227207c83 Disable posix_memalign test on Android. 
llvm-svn: 148234
 2012-01-16 12:19:51 +00:00
Kostya Serebryany cc1d7893d6 [asan] remove objdump-based tests in favour of much simpler LLVM-ish tests 
llvm-svn: 147514
 2012-01-04 02:08:46 +00:00
Kostya Serebryany 76eca5e53a [asan] enable memset/memcpy/memmove interceptors in asan-rt (in addition to those in the compiler module) 
llvm-svn: 147319
 2011-12-28 19:55:30 +00:00
Kostya Serebryany e4a84c4f1f [asan] better message for parameter overlap bugs 
llvm-svn: 147317
 2011-12-28 19:24:31 +00:00
Kostya Serebryany 50bc2a71b2 [asan] interceptor for strcat. Patch by samsonov@google.com 
llvm-svn: 147316
 2011-12-28 19:08:49 +00:00
Kostya Serebryany 6579e355c0 [asan] interceptor for memcmp. Patch by samsonov@google.com 
llvm-svn: 147315
 2011-12-28 18:56:42 +00:00
Kostya Serebryany 809632e28e [asan] interceptors for strcasecmp and strncasecmp. patch by samsonov@google.com 
llvm-svn: 147304
 2011-12-28 02:24:50 +00:00
Kostya Serebryany 5469986da0 [asan] remove the test for cfree. 'man cfree' says: 'This function should never be used.' and this function is not found on many OSes we support. 
llvm-svn: 147301
 2011-12-27 23:42:55 +00:00
Kostya Serebryany db32f967b9 [asan] rely on __has_feature(address_sanitizer) instead of the ADDRESS_SANITIZER macro 
llvm-svn: 147297
 2011-12-27 21:57:12 +00:00
Kostya Serebryany 1b82c281f3 [asan] make sure frame pointers are not omitted when running asan output tests 
llvm-svn: 147293
 2011-12-27 19:52:54 +00:00
Kostya Serebryany 7ce9686921 [asan] added a test to check that a global-buffer-overflow mentioned the module name; revert incorrect change in the test runner 
llvm-svn: 146701
 2011-12-15 22:57:32 +00:00
Kostya Serebryany 9366d42e91 [asan] fix a bug (issue 19) where dlclose and the following mmap caused a false positive. run-time part. 
llvm-svn: 146687
 2011-12-15 21:55:34 +00:00
Kostya Serebryany e8a7d2aef8 [asan] regression test for asan issue 19, currently fails. 
llvm-svn: 146681
 2011-12-15 20:38:14 +00:00
Kostya Serebryany e85da73553 [asan] fix the test runner to detect build breakages; add a test for -pie 
llvm-svn: 146528
 2011-12-14 00:05:22 +00:00
Kostya Serebryany d47a91ad2a [asan] canonicalise the output for double-free and wrong-free. fixes asan issue 18 
llvm-svn: 146501
 2011-12-13 19:16:36 +00:00
Kostya Serebryany 7487a0ae1f [asan] fix output test to not require debug symbols in asan run-time 
llvm-svn: 146212
 2011-12-09 00:18:21 +00:00
Kostya Serebryany 7c01c1af19 [asan] better test for use-after-return mode 
llvm-svn: 146203
 2011-12-08 23:30:48 +00:00
Kostya Serebryany f0d799a6bc [asan] fix the error message for 16-byte accesses (it previously printed 'unknown-crash') 
llvm-svn: 146075
 2011-12-07 21:30:20 +00:00
Kostya Serebryany 8b815e1a08 [asan] GCD tests on Mac: prevent optimization and enable. Patch by glider@google.com 
llvm-svn: 145953
 2011-12-06 19:10:48 +00:00