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[Bug malloc/20644] RFE: valgrind interoperation with fortification
- From: "mjw at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Thu, 29 Sep 2016 09:55:29 +0000
- Subject: [Bug malloc/20644] RFE: valgrind interoperation with fortification
- Auto-submitted: auto-generated
- References: <bug-20644-131@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=20644
--- Comment #5 from Mark Wielaard <mjw at redhat dot com> ---
(In reply to Jakub Jelinek from comment #4)
> valgrind can interpose even internal glibc functions, so can't it just
> override __chk_fail ()?
Yes it can. But then it doesn't know which address the access was about. If it
had the address that caused the __chk_fail call (passed as an argument) then it
can provide more information.
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