Yep, it's what caused the bug to manifest, but who knows if that UB would have c... | Hacker News

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		BoingBoomTschak 8 months ago \| parent \| context \| favorite \| on: Make Ubuntu packages 90% faster by rebuilding them Yep, it's what caused the bug to manifest, but who knows if that UB would have caused -O2 optimizations to mangle the result as well. EDIT: first one is -funswitch-loops, though

kllrnohj 8 months ago [–]

Probably would have. There's no shortage of UB bugs revealed by O2 after all, including major security issues.

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