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geza has asked 179 questions and find answers to 137 problems.

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geza questions

Is it possible to clone a file descriptor?
What is the type of a by-value lambda capture of a reference?
Is it possible for a type to have different definitions depending on whether it's defined in a constexpr context?
Is Visual Studio completely standard-conformant regarding that temporaries should be destroyed at the end of the expression?
Does std::construct_at make an array member of a union active?
Status of std::bases and std::direct_bases
AES based non-cryptographic hash algorithm
Why doesn't std::array's operator[] retain the value category of the array?
What does the standard say about unaligned memory access?
Why don't we have offsetof which works with all types (except types with virtual inheritance)?

geza answers

Why is gcc -O3 auto-vectorizing factorial? That many extra instructions looks worse
dynamic_cast to derived type with unknown template argument
How to deal with -Wreturn-type for switch over C++11 enum class?
Practical use of Anonymous union in real world C++ programing
Does adding a static constexpr member change the memory mapping of a struct/class?
What is i.h.ah, o.h.ah and int86?
Base91, how is it calculated?
g++: optimization -march=haswell and newer changes numerical result
Single quotes as separator in large number?
std::abs(std::complex) too slow