mirror of
https://github.com/Z3Prover/z3
synced 2025-10-26 09:24:36 +00:00
82 lines
2.9 KiB
Bash
82 lines
2.9 KiB
Bash
# This script is intended to be included by other
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# scripts and should not be executed directly
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: ${Z3_SRC_DIR?"Z3_SRC_DIR must be specified"}
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: ${ASAN_BUILD?"ASAN_BUILD must be specified"}
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: ${UBSAN_BUILD?"UBSAN_BUILD must be specified"}
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if [ "X${ASAN_BUILD}" = "X1" ]; then
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# Use suppression files
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export LSAN_OPTIONS="suppressions=${Z3_SRC_DIR}/contrib/suppressions/sanitizers/lsan.txt"
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# NOTE: If you get bad stacktraces try using `fast_unwind_on_malloc=0`
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# NOTE: `malloc_context_size` controls size of recorded stacktrace for allocations.
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# If the reported stacktraces appear incomplete try increasing the value.
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export ASAN_OPTIONS="malloc_context_size=100,suppressions=${Z3_SRC_DIR}/contrib/suppressions/sanitizers/asan.txt"
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: ${SANITIZER_PRINT_SUPPRESSIONS?"SANITIZER_PRINT_SUPPRESSIONS must be specified"}
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if [ "X${SANITIZER_PRINT_SUPPRESSIONS}" = "X1" ]; then
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export LSAN_OPTIONS="${LSAN_OPTIONS},print_suppressions=1"
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export ASAN_OPTIONS="${ASAN_OPTIONS},print_suppressions=1"
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else
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export LSAN_OPTIONS="${LSAN_OPTIONS},print_suppressions=0"
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export ASAN_OPTIONS="${ASAN_OPTIONS},print_suppressions=0"
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fi
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: ${ASAN_SYMBOLIZER_PATH?"ASAN_SYMBOLIZER_PATH must be specified"}
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# Run command without checking for leaks
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function run_no_lsan() {
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ASAN_OPTIONS="${ASAN_OPTIONS},detect_leaks=0" "${@}"
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}
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# Check path to ASan DSO
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: ${ASAN_DSO?"ASAN_DSO must be specified"}
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if [ ! -e "${ASAN_DSO}" ]; then
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echo "ASAN_DSO (${ASAN_DSO}) does not exist"
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exit 1
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fi
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# FIXME: We'll need to refactor this when we can do UBSan builds
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# against a UBSan DSO.
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function run_non_native_binding() {
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# We need to preload the ASan DSO that libz3
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# will have undefined references to.
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# Don't run leak checking because we get lots reported leaks
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# in the language runtime (e.g. python).
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PLATFORM="$(uname -s)"
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case "${PLATFORM}" in
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Linux*)
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LD_PRELOAD="${ASAN_DSO}" run_no_lsan "${@}"
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;;
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Darwin*)
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DYLD_INSERT_LIBRARIES="${ASAN_DSO}" run_no_lsan "${@}"
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;;
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*)
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echo "Unknown platform \"${PLATFORM}\""
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exit 1
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;;
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esac
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unset PLATFORM
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}
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else
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# In non-ASan build just run directly
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function run_no_lsan() {
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"${@}"
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}
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function run_non_native_binding() {
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"${@}"
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}
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fi
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if [ "X${UBSAN_BUILD}" = "X1" ]; then
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# `halt_on_error=1,abort_on_error=1` means that on the first UBSan error
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# the program will terminate by calling `abort(). Without this UBSan will
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# allow execution to continue. We also use a suppression file.
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export UBSAN_OPTIONS="halt_on_error=1,abort_on_error=1,suppressions=${Z3_SRC_DIR}/contrib/suppressions/sanitizers/ubsan.txt"
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: ${SANITIZER_PRINT_SUPPRESSIONS?"SANITIZER_PRINT_SUPPRESSIONS must be specified"}
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if [ "X${SANITIZER_PRINT_SUPPRESSIONS}" = "X1" ]; then
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export UBSAN_OPTIONS="${UBSAN_OPTIONS},print_suppressions=1"
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else
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export UBSAN_OPTIONS="${UBSAN_OPTIONS},print_suppressions=0"
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fi
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fi
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