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New posts in undefined-behavior

Why does a program accessing illegal pointer to pointer not crash?

c undefined-behavior

Is the behaviour of casting a negative double to unsigned int defined in the C standard? Different behaviour on ARM vs. x86

c casting floating-point type-conversion undefined-behavior

GOTO before local variable

c declaration undefined-behavior goto

Is undefined behavior worth it?

c++ undefined-behavior

Consequences of uninitialised variables: int vs unsigned char

c++ initialization language-lawyer undefined-behavior

Does C have an equivalent of std::less from C++?

c pointers undefined-behavior memory-model memory-segmentation

Is this infinite recursion UB?

c++ recursion c++11 undefined-behavior

Is it undefined behaviour if multiple operands in a compound expression modify the same object?

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

Division by zero: Undefined Behavior or Implementation Defined in C and/or C++?

c++ c undefined-behavior divide-by-zero

What's a proper way of type-punning a float to an int and vice-versa?

c++ undefined-behavior gcc-warning strict-aliasing type-punning

Why should I not try to use "this" value after "delete this"?

c++ undefined-behavior

Why is GCC tricked into allowing undefined behavior simply by putting it in a loop?

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

What precautions should I take to make a memory pool that does not invoke undefined behavior?

c language-lawyer undefined-behavior c11 strict-aliasing

Is casting of infinity to integer undefined?

c++ undefined-behavior

Can we change the value of an object defined with const through pointers?

c constants undefined-behavior

How could pairing new[] with delete possibly lead to memory leak only?

c++ memory-management undefined-behavior

Is there a platform or situation where dereferencing (but not using) a null pointer to make a null reference will behave badly?

c++ reference null undefined-behavior

aligned_storage and strict aliasing

c++ undefined-behavior language-lawyer strict-aliasing type-punning

Is it undefined behaviour to delete a null void* pointer?

c++ undefined-behavior void-pointers language-lawyer null-pointer

When NULL is not all-zero-bits, is an all-zero-bit pointer value also 'false'?

c pointers null language-lawyer undefined-behavior
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