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- # this file simulates a program that has been built with
- # UndefinedBehaviorSanitizer 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
- ")
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