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Why does the std::sentinel_for concept require default constructability?
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c++-concepts c++20 language-lawyer c++-standard-library c++
Can a std::function's target callable legally destroy the std::function during execution?
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8
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217
c++17 language-lawyer c++
Constexpr Default Functions
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2
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76
c++17 language-lawyer c++
Is it possible to initialize member variable (or base class) of a non-copyable type?
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10
3
329
c++17 language-lawyer c++
lambda capture fails (on MSVC) if object has no copy constructor
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4
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164
c++17 language-lawyer c++
Why single-char slicing on non-ASCII strings is slower?
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2
0
53
language-lawyer slice python string
GCC throws init-list-lifetime warning on potentially valid code?
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6
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765
language-lawyer c++11 gcc c++
How does the template argument deduction perform for function template parameter when it is a class template with default argument
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3
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281
language-lawyer templates c++
When to supply default arguments as template arguments
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5
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480
language-lawyer c++
User-Defined Deduction Guides in C++20
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3
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693
type-deduction c++20 language-lawyer c++
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