Deduplicator

Deduplicator has asked 4 questions and find answers to 301 problems.

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Deduplicator questions

Can the compiler optimize out the empty base if the class contains a member of base class type as first element, followed by other members?
Why may there be a difference between union* and struct*?
Are end+1 iterators for std::string allowed?

Deduplicator answers

Operator overloading use * and *= as dot or cross product [closed]
C++ SSO : How to programatically find if a std::wstring is allocated with Short String Optimization?
How does the compiler know that it is at the end of the array?
When is it appropriate to explicitly instantiate templates?
Sum two std::array of non-default-constructible types
What are null pointers used for [closed]
Problem with false case in conditional_t being compiled and evaluated [duplicate]
sprintf with %s and std::string gives gibberish
What is the difference between signal(7) and signal(2)?
Concatenate different types using ranges-v3