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New posts in undefined-behavior

In C++, does initializing a global variable with itself have undefined behaviour?

c++ language-lawyer undefined-behavior

Why can't the C compiler optimize changing the value of a const pointer assuming that two pointers to the same variable would be illegal/UB?

c rust undefined-behavior strict-aliasing

A C++ implementation that detects undefined behavior?

c++ undefined-behavior

Multithreading program stuck in optimized mode but runs normally in -O0

c++ multithreading thread-safety undefined-behavior data-race

Is copying 2D arrays with "memcpy" technically undefined behaviour?

c++ c multidimensional-array language-lawyer undefined-behavior

What are the common undefined/unspecified behavior for C that you run into? [closed]

c language-lawyer undefined-behavior unspecified-behavior

C++ compilation bug?

c++ gcc undefined-behavior

Is masking before unsigned left shift in C/C++ too paranoid?

c++ c language-lawyer undefined-behavior integer-arithmetic

why does long long 2147483647 + 1 = -2147483648? [duplicate]

c++ c undefined-behavior integer-overflow twos-complement

Is a^a or a-a undefined behaviour if a is not initialized?

c undefined-behavior

Why doesn't 'd /= d' throw a division by zero exception when d == 0?

c++ compiler-optimization undefined-behavior division divide-by-zero

Program behaving strangely on online IDEs

c++ undefined-behavior integer-overflow

Is it legal for source code containing undefined behavior to crash the compiler?

c++ language-lawyer undefined-behavior

Undefined behavior and sequence points reloaded

c++ undefined-behavior c++-faq sequence-points

Is signed integer overflow still undefined behavior in C++?

c++ c++11 undefined-behavior integer-overflow

At what point in the loop does integer overflow become undefined behavior?

c++ c undefined-behavior integer-overflow

Why does printf("%f",0); give undefined behavior?

c++ c printf implicit-conversion undefined-behavior

Detecting signed overflow in C/C++

c++ c undefined-behavior signed integer-overflow

Can branches with undefined behavior be assumed unreachable and optimized as dead code?

c++ language-lawyer undefined-behavior dead-code unreachable-code

(Why) is using an uninitialized variable undefined behavior?

c undefined-behavior initialization
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