Topic: dangling pointers
Topic: memory management by garbage collection
Quotation Skeleton
A classic unsafe runtime error is to free … a time bomb that explodes later, when the … Problems due to dangling pointers and storage leaks … to avoid these problems is the automatic freeing … [where] the storage they point to is kept … gone.
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Additional Titles
Quote: Modula-3 always uses garbage collection of traced references in safe modules