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Enable -fomit-frame-pointer on i386


Jan Hubicka writes:
 > Hi,
 > in the case we are taking seriuosly the switch to omitting frame pointer this
 > time, I think we shall do it earlier than later.  This patch imitate what
 > x86-64 does already so there shall not be too many showstoppers.
 > I verified that with current CVS gdb I can debug without problems.
 > (most of older GDBs segfaults when seeing location lists)
 > 
 > Bootstrapped/regtested i386, OK?

Does this break backtrace() in glibc?

Andrew.


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