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22 lines
693 B
22 lines
693 B
10 years ago
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# this file simulates a program that has been built with undefined behavior
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# sanitizer options
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message("UBSAN_OPTIONS = [$ENV{UBSAN_OPTIONS}]")
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string(REGEX REPLACE ".*log_path=\"([^\"]*)\".*" "\\1" LOG_FILE "$ENV{UBSAN_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{UBSAN_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 "${LOG_FILE}.2343")
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# create an error like undefined behavior santizer creates;
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# these names come from ubsan_diag.cc and ubsan_handlers.cc
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# in llvm
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file(APPEND "${LOG_FILE}.2343"
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"<unknown>: runtime error: left shift of negative value -256
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")
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