[Bug libc/21198] malloc, free, _start, _exit etc should automatically zero memory

[dj at redhat dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=21198

dj at redhat dot com <dj at redhat dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |dj at redhat dot com

--- Comment #2 from dj at redhat dot com <dj at redhat dot com> ---
MALLOC_PERTURB_ can be set from inside the app using mallopt(), which is
documented ("man mallopt").  You can then wrap that in whatever user-visible
controls you want (#ifdef, command-line options, Makefiles, whatever).

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