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New posts in undefined-behavior

Computing the address of an object from the address of one of its member subobject

c++ c++11 offset language-lawyer undefined-behavior

Destroy-and-regenerate assignment operator: what if I'm careful?

c++ destructor undefined-behavior

Is accessing members through offsetof well defined?

c language-lawyer undefined-behavior char-pointer offsetof

Is ManuallyDrop<Box<T>> with mem::uninitialized defined behavior?

rust undefined-behavior unsafe

Code only works if all variables are set to 0 first. UB?

c undefined-behavior

Is the compiler allowed leeway in what it considers undefined behavior in a constant expression?

c++ gcc c++11 language-lawyer undefined-behavior

How to type-pun Boost quantity arrays to the underlying type?

c++ visual-c++ boost undefined-behavior type-punning

std::map operator [] -- undefined behaviour?

c++ dictionary stl undefined-behavior stdmap

Is it valid to pass the address of a non-array variable to a function parameter declared as `Type ptr[static 1]`?

c function null standards undefined-behavior

Does this abuse of function declarations invoke undefined behavior?

c language-lawyer undefined-behavior function-declaration

Catching and debugging invalid use of reference to local variable inside moved lambda

c++ debugging c++14 undefined-behavior sanitizer

Different intrinsics behaviour depending on GCC version

c++ gcc undefined-behavior intrinsics

non-blocking call of std::async: how is this version dangerous?

c++ asynchronous language-lawyer undefined-behavior

Undefined Behavior: A checklist for code reviews [duplicate]

c++ undefined-behavior

Initializer with constant expression having possible overflow in C99

c language-lawyer c99 undefined-behavior constant-expression

Safe reinterpret_cast with sockaddr?

c++ undefined-behavior type-safety reinterpret-cast

How can deleting a void pointer do anything other than invoke the global delete operator?

c++ undefined-behavior delete-operator void-pointers

C++ enum class: Cast to non existing entry

c++ enums undefined-behavior enum-class

Pointer to deallocated variable changes address

c++ pointers language-lawyer undefined-behavior object-lifetime

Default argument and parameter promotions in C

c standards undefined-behavior function-call promotions
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