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AI-generatedWhich UTC offset does Qt pick for ambiguous local times during DST fall‑back across platforms?
Ambiguous DST times in Qt When a local wall‑clock time occurs twice during the fall‑back transition, Qt must decide which UTC offset to apply. The default is to use the earlier offset, but this choice is not formally guaranteed across operating systems or future Qt releases. Unix‑like hosts query the IANA time‑zone database while Windows historically consult
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