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