kcc at google.com
Tue Dec 27 13:39:04 PST 2011
On Tue, Dec 27, 2011 at 1:30 PM, Rafael Ávila de Espíndola <
rafael.espindola at gmail.com> wrote:
> > What would be the best fix for asan?
> > Force -mdisable-fp-elim when asan is enabled or document that asan
> > requires -fomit-frame-pointer for better warning messages?
> Just messages?
Asan unwinds stack on every malloc/free and on failure.
w/o frame pointers the warning message will be less useful, but the ability
to find bugs will not be affected.
> I would suggest documentation.
Ok, I'll do that later (if no one else has an opposite opinion).
> If it is needed by some of the checks then enabling frame pointers by
> default when asan is enabled and rejecting or warning when someone tries
> to use both asan and -fomit-frame-pointer is probably better.
> > Thanks!
> > --kcc
> LLVM Developers mailing list
> LLVMdev at cs.uiuc.edu http://llvm.cs.uiuc.edu
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