22 lines
693 B
CMake
22 lines
693 B
CMake
|
# this file simulates a program that has been built with undefined behavior
|
||
|
|
# sanitizer options
|
||
|
|
|
||
|
|
message("UBSAN_OPTIONS = [$ENV{UBSAN_OPTIONS}]")
|
||
|
|
string(REGEX REPLACE ".*log_path=\"([^\"]*)\".*" "\\1" LOG_FILE "$ENV{UBSAN_OPTIONS}")
|
||
|
|
message("LOG_FILE=[${LOG_FILE}]")
|
||
|
|
|
||
|
|
# if we are not asked to simulate address sanitizer don't do it
|
||
|
|
if(NOT "$ENV{UBSAN_OPTIONS}]" MATCHES "simulate_sanitizer.1")
|
||
|
|
return()
|
||
|
|
endif()
|
||
|
|
# clear the log file
|
||
|
|
file(REMOVE "${LOG_FILE}.2343")
|
||
|
|
|
||
|
|
# create an error like undefined behavior santizer creates;
|
||
|
|
# these names come from ubsan_diag.cc and ubsan_handlers.cc
|
||
|
|
# in llvm
|
||
|
|
|
||
|
|
file(APPEND "${LOG_FILE}.2343"
|
||
|
|
"<unknown>: runtime error: left shift of negative value -256
|
||
|
|
")
|