https://sourceware.org/bugzilla/show_bug.cgi?id=27797

Tom Tromey <tromey at sourceware dot org> changed:

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                 CC|                            |tromey at sourceware dot org

--- Comment #5 from Tom Tromey <tromey at sourceware dot org> ---
I didn't see this patch on the mailing list, so I didn't reply there.

I think what realloc does when passed a 0 size is implementation-defined.
It may call free, but it may not.  So, I think some other change is
needed, because with the current code you either get a double free
or a memory leak, depending on the underlying malloc implementation.

One simple thing to do would be like "if (size == 0) size = 1"
to avoid the problem entirely.

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