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Q&A Cast uninitialized variable to (void)

Is it undefined behaviour to cast an uninitialized variable to (void)? Example: int main() { int x; (void)x; return 0; }

4 answers · posted 2y ago by Estela‭ · last activity 2y ago by Ethan‭

Question c casting

#3: Nominated for promotion by

Alexei‭ · 2022-09-11T17:08:36Z (over 2 years ago)

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#2: Post edited by

Alexei‭ · 2022-09-09T21:26:42Z (over 2 years ago)
added relevant tag

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c casting

#1: Initial revision by

Estela‭ · 2022-09-09T18:11:41Z (over 2 years ago)

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Cast uninitialized variable to (void)

Is it undefined behaviour to cast an uninitialized variable to (void)?

Example:

```
int main()
{
  int x;
  (void)x;
  return 0;
}
```

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