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New posts in undefined-behavior

Does this code in C fall into the Undefined Behavior category?

c arrays language-lawyer increment undefined-behavior

Turbo C++: Why does printf print expected values, when no variables are passed to it?

c printf undefined-behavior turbo-c

Why is it that we can write outside of bounds in C?

c++ c malloc undefined-behavior

What is the significance of special language in standard for lvalue-to-rvalue conversions for unsigned character types of indeterminate value

c++ c++14 language-lawyer undefined-behavior lvalue-to-rvalue

Is it allowed to print the address of a dangling reference?

c++ reference language-lawyer undefined-behavior

Are static locals of function template specializations with T=<unnamed namespaced class> required to be unique?

c++ templates static undefined-behavior icc

`u8string_view` into a `char` array without violating strict-aliasing?

c++ undefined-behavior c++20 strict-aliasing

What can I assume about the behaviour of atoi() on error?

c language-lawyer undefined-behavior atoi

How can calling a function pointer saved from a previous execution fail?

c++ undefined-behavior

How can I read a signed integer from a buffer of uint8_t without invoking un- or implementation-defined behaviour?

c++ undefined-behavior implementation-defined-behavior

C++ function attribute to indicate lifetime of return value is same as argument

c++ gcc g++ undefined-behavior

Does std::ptr::write transfer the "uninitialized-ness" of the bytes it writes?

rust initialization undefined-behavior unsafe

Is calling a "noexcept function" through a "function" lvalue undefined?

c++ language-lawyer function-pointers undefined-behavior noexcept

Can one element of a tuple reference another?

c++ c++11 tuples undefined-behavior

Is it okay for int** and const int** to alias?

c constants language-lawyer undefined-behavior strict-aliasing

How is gcc optimizing this loop?

c++ gcc g++ compiler-optimization undefined-behavior

Is modifying the internal bytes of a const object undefined behavior in case it contains another object constructed by placement new?

c++ standards undefined-behavior placement-new

How to synchronize multithreaded OpenGL buffer access?

multithreading opengl gpu undefined-behavior vbo

Is it well-defined behavior to modify one element of an array while another thread modifies another element of the same array?

c synchronization pthreads undefined-behavior
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