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New posts in undefined-behavior

Is transmuting bytes to a float safe or might it produce undefined behavior?

floating-point rust undefined-behavior

Is modifying an object through a pointer to const undefined behavior?

c pointers constants language-lawyer undefined-behavior

is bit_cast without compiler support for constexpr memcpy possible?

c++ undefined-behavior constexpr c++20 type-punning

Undefined behaviour with non-virtual destructors - is it a real-world issue?

c++ destructor undefined-behavior

Does Java have undefined behavior like C++ does?

java c++ undefined-behavior side-effects sequence-points

Why am I not getting a segfault error with this simple code?

c arrays pointers segmentation-fault undefined-behavior

Comparing struct pointers, casting away members, and UB

c casting undefined-behavior void-pointers strict-aliasing

Is &array[i] always equivalent to (array + i)? [duplicate]

c pointers language-lawyer undefined-behavior

Can Valgrind catch all sorts of undefined behaviour?

c++ valgrind undefined-behavior

Strange parameter passing - is this safe?

c++ undefined-behavior

Why does increment operation like "a[i] = i++;" result in undefined behavior? [duplicate]

c++ undefined-behavior sequence-points

Why doesn't this for loop stop? [duplicate]

c++ arrays for-loop undefined-behavior

Is this undefined behavior in C? (c=x) + (c==y)

c undefined-behavior

Is there valid "use cases" for Undefined Behaviour?

c++11 undefined-behavior

Why can I populate variables through a std::map before main()?

c++ c++11 initialization undefined-behavior stdmap

Following C code compiles and runs, but is it undefined bahaviour?

c pointers undefined-behavior

Sequence points when calling functions in C and undefined/unspecified behaviour

c undefined-behavior language-lawyer sequence-points unspecified-behavior

undefined behavior in conditional operator

c++ iterator valgrind undefined-behavior conditional-operator

Undefined behavior beyond the max index of an array

c arrays undefined-behavior

How will be operands inside (a += 3, 5, a) are going to dealt or caculated in order to print the value of "a"?

c undefined-behavior
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