Richard Smith questions

Richard Smith answers

• understanding operator lookup; which compiler is correct?
• Initializing a static constexpr from an incomplete type because of a template base class
• Constexpr, templates and array size
• How to check a double's bit pattern is 0x0 in a C++11 constexpr?
• C++ compile time program wide unique numbers
• Clang Const Qualified C++ Method
• Is is_constexpr possible in C++11?
• static constexpr member of same type as class being defined
• Do GCC and Clang optimize field-by-field struct copy?
• Expand parameter packs with different lengths