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New posts in language-lawyer

Does C++ allow comparison between std::span::iterators when one span is a subspan of the other?

c++ language-lawyer c++20 std-span

Did the rules for nullptr init of unique_ptr change in C++23?

c++ visual-c++ language-lawyer unique-ptr c++23

Is it required to explicitly construct each member of a char array?

c++ memory-management stl language-lawyer

Template specializations in friend declarations post C++20

c++ language-lawyer c++20 template-specialization friend

Is it legal to forward declare just some, but not all of the overloads?

c++ language-lawyer

Inconsistent behavior of std::common_reference_with on tuples. Which is correct?

c++ tuples language-lawyer c++-concepts std

Can non-const data be accessed through a const pointer in a union?

c pointers language-lawyer c99 unions

Can 2 `restrict`-ed pointers compare equal?

c++ c language-lawyer compiler-optimization restrict-qualifier

Is this declaration UB?

c language-lawyer undefined-behavior

Is it wrong to allocate enough memory to a union for just one member?

c memory-management malloc language-lawyer unions

What does the spec mean by the highlighted sentence in §3.3.7/1 item 5?

c++ language-lawyer c++14

C++14 lambda's default argument type deduction depending on preceding arguments

c++ lambda c++14 language-lawyer default-parameters

Requires compile with msvc but rejected by gcc

c++ constraints language-lawyer c++20 requires-clause

Why destruction order of array elements is not from last to first?

arrays rust containers language-lawyer destructor

Is it undefined behaviour to use pointer after allocated memory?

c language-lawyer undefined-behavior

How standard C++ input output streams have to handle intXX_t types?

c++ c++11 language-lawyer

Accessing base class members with incorrect downcast in C++

c++ language-lawyer

Virtual calls during construction / destruction

c++ constructor polymorphism language-lawyer virtual-functions

How to discard the designator of a void expression?

c language-lawyer c11

Clang rejects inexplicit enum value in constexpr function (gcc works)

c++ language-lawyer c++20
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