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New posts in undefined-behavior

How much does the C standard library extensibility affect C++ programs?

Is it undefined behavior to exceed translation limits and are there checker tools to find it?

Different results for idiv instruction

Segmentation fault on gcc caused by lambda wrapper over variadic template function call

Is it well-defined behaviour to exit the program before main?

Is this downcasting undefined?

Non-trivial example of undefined behavior with const_cast

c++ undefined-behavior

Are non-terminating constexpr functions well-defined?

Division by zero and undefined behaviour in C

uninitialized local variable with c++11 default

Is an (empty) infinite loop undefined behavior in C?

Throwing C++ exception through C function call

Do aliasing mutable raw pointers (*mut T) cause undefined behaviour?

Is it undefined behavior to #define/#undef an identifier with special meaning?

Why does operator* of rvalue unique_ptr return an lvalue?

Weird behavior with a manually defined strlen

Do parentheses force order of evaluation and make an undefined expression defined?

Is it well-defined/legal to placement-new multiple times at the same address?

Does not evaluating the expression to which sizeof is applied make it legal to dereference a null or invalid pointer inside sizeof in C++?

Does `int a = 0, b = a` have undefined behavior? [duplicate]