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# this file simulates a program that has been built with address sanitizer
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# options
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message("ASAN_OPTIONS = [$ENV{ASAN_OPTIONS}]")
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string(REGEX REPLACE ".*log_path='([^']*)'.*" "\\1" LOG_FILE "$ENV{ASAN_OPTIONS}")
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message("LOG_FILE=[${LOG_FILE}]")
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# if we are not asked to simulate address sanitizer don't do it
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if(NOT "$ENV{ASAN_OPTIONS}]" MATCHES "simulate_sanitizer.1")
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return()
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endif()
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# clear the log file
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file(REMOVE "${LOG_FILE}.2343")
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# create an example error from address santizer
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file(APPEND "${LOG_FILE}.2343"
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"=================================================================
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==19278== ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60080000bffc at pc 0x4009f1 bp 0x7fff82de6520 sp 0x7fff82de6518
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WRITE of size 4 at 0x60080000bffc thread T0
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#0 0x4009f0 (/home/kitware/msan/a.out+0x4009f0)
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#1 0x7f18b02c876c (/lib/x86_64-linux-gnu/libc-2.15.so+0x2176c)
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#2 0x400858 (/home/kitware/msan/a.out+0x400858)
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0x60080000bffc is located 4 bytes to the right of 40-byte region [0x60080000bfd0,0x60080000bff8)
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allocated by thread T0 here:
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#0 0x7f18b088f9ca (/usr/lib/x86_64-linux-gnu/libasan.so.0.0.0+0x119ca)
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#1 0x4009a2 (/home/kitware/msan/a.out+0x4009a2)
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#2 0x7f18b02c876c (/lib/x86_64-linux-gnu/libc-2.15.so+0x2176c)
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Shadow bytes around the buggy address:
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0x0c017fff97a0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c017fff97b0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c017fff97c0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c017fff97d0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c017fff97e0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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=>0x0c017fff97f0: fa fa fa fa fa fa fa fa fa fa 00 00 00 00 00[fa]
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0x0c017fff9800:fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c017fff9810: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c017fff9820: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c017fff9830: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c017fff9840: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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Shadow byte legend (one shadow byte represents 8 application bytes):
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Addressable: 00
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Partially addressable: 01 02 03 04 05 06 07
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Heap left redzone: fa
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Heap righ redzone: fb
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Freed Heap region: fd
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Stack left redzone: f1
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Stack mid redzone: f2
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Stack right redzone: f3
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Stack partial redzone: f4
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Stack after return: f5
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Stack use after scope: f8
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Global redzone: f9
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Global init order: f6
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Poisoned by user: f7
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ASan internal: fe
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==19278== ABORTING
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")
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