Should it work under Memory Sanitizer and Undefined Behavior Sanitizer?
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Description
It fails in our builds: https://github.com/ClickHouse/ClickHouse/pull/11718
MSan fails in `roseRunProgram`: https://clickhouse-test-reports.s3.yandex.net/11718/abb59a262134987adf07b99d714efa51dcea170b/functional_stateful_tests_(memory)/stderr.log
UBSan fails in `../contrib/hyperscan/src/nfa/mcclellan.c:1136:33: runtime error: applying zero offset to null pointer`: https://clickhouse-test-reports.s3.yandex.net/11718/e85227ce2e6df40b33d11b15b37775411bcad1f2/functional_stateful_tests_(ubsan)/stderr.log
Another question: why do you have -fno-strict-aliasing and -O2 instead of -O3?
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