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The constructor of std::string is constexpr in C++20. A runtime call to 'strlen' (or equivalent) can be optimized out by computing the string's length at compil
by dtho 3y ago
The constructor of std::string is constexpr in C++20. A runtime call to 'strlen' (or equivalent) can be optimized out by computing the string's length at compile time and initializing the object accordingly.
- rewmie 3y ago> The constructor of std::string is constexpr in C++20. If I recall correctly, from C++20 onward all member functions of std::string are constexpr.