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Nekrolm / ubbook

Путеводитель C++ программиста по неопределенному поведению
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implicit bool #99

Open Nekrolm opened 1 year ago

Nekrolm commented 1 year ago

https://en.wikibooks.org/wiki/More_C%2B%2B_Idioms/Safe_bool#:~:text=Safe%20bool%20idiom%20allows%20syntactical,for%20the%20safe%20bool%20idiom.&text=In%20C%2B%2B%2C%20address%20of,taken%20in%20a%20derived%20class.

Nekrolm commented 2 months ago

add also:

pointer to bool conversions cause hilarious bugs like wrong overload resolution

https://godbolt.org/z/8PYf8foMW