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12 lines
321 B
Markdown
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aliases: [dangling reference]
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---
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# Dangling pointers
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A *dangling pointer* is a reference that is kept to freed data. With C, reading it causes a *segmentation fault*.
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Rust protects against *dangling pointers* by making sure data is not freed until it goes out of scope ([Ownership in Rust](88el)).
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:programming:
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