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New posts in undefined-behavior

How do I convert an arbitrary double to an integer while avoiding undefined behavior?

c++ type-conversion language-lawyer undefined-behavior

reinterpret_cast, char*, and undefined behavior

c++ language-lawyer undefined-behavior c++17 reinterpret-cast

Is infinite loop still undefined behavior in C++ if it calls shared library?

c++ infinite-loop undefined-behavior

How can I avoid wasteful copying of keys in a B-tree based STL-like map?

c++ c++11 move undefined-behavior b-tree

Function parameters evaluation order: is it UB if we pass reference?

c++ language-lawyer undefined-behavior

Why does unsigned char have different default initialization behaviour than other data types?

c++ char initialization undefined-behavior

Accessing same-type inactive member in unions

c++ undefined-behavior unions

Is a program that never terminates a valid C++ program?

c++ language-lawyer undefined-behavior

Does 'a[i] = i;' always result in well defined behaviour?

c++ undefined-behavior

i = i++; is undefined. Is i = foo(i++) also undefined?

c++ undefined-behavior

Can "sizeof(arr[0])" lead to undefined behavior?

c arrays sizeof c99 undefined-behavior

Why exactly is calling the destructor for the second time undefined behavior in C++?

c++ memory memory-management destructor undefined-behavior

Why is the value of i == 0 in this C++ code? [duplicate]

c++ undefined-behavior

Why doesn't deleting my pointer delete my pointer?

c++ memory-leaks undefined-behavior

Is it legal to have a pointer to a reserved vector element? [duplicate]

c++ pointers vector language-lawyer undefined-behavior

Is UB in unevaluated context (e.g. requires-expressions) still UB?

c++ language-lawyer undefined-behavior c++-concepts

Defining Undefined Behavior

c++ c undefined-behavior

Can initializing expression use the variable itself?

c++ initialization language-lawyer undefined-behavior

Can different GCC dialects be linked together?

c++ gcc linker undefined-behavior dialect

Does swap() cause undefined behaviour?

c++ c++11 language-lawyer undefined-behavior lvalue-to-rvalue
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