Max Langhof

Max Langhof has asked 18 questions and find answers to 128 problems.

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Max Langhof questions

Template specializations in friend declarations post C++20
Is it UB to change a member of a const object via a constructor-bound reference?
How to parallelize a plain for loop using the C++ standard library
Does const allow for (theoretical) optimization here?
Is a fully qualified class name down to global scope ever required for out-of-line member function definitions?
Variadic template only compiles when forward declared
Is it possible to implement always_false in the C++ standard library?
SFINAE on functions with default parameters - free function vs operator()
Why does {} as function argument not lead to ambiguity?
Is the compiler allowed to constant-fold a local volatile?

Max Langhof answers

How to resolve ambiguity inside a lambda that inside a static method?
How does a C++ string class transforms a variable to another variable?
Sort by non-lazy lambda expression / projection
How to get index from fold expression
Why size of pointed object of pointer is not zero even if we assigned pointer to NULL?
How to find an element in std::map with structures that has at least one data member equal to the key
How to pass pointer of derived class to reference to pointer of base class?
Linker in C++ is accepting Functions with same parameters and different return types but I get SEGFAULT
Why this same code produce two different fp results on different Machines?
Sharing vectors between two class instances