New GDB 7.5.x release sometime next week?

[Mike Frysinger]

On Tuesday 27 November 2012 16:24:46 Joel Brobecker wrote:
> > Subject: [PATCH] libiberty/md5: fix strict alias warnings
> > 
> > Current libiberty md5 code triggers these warnings with gcc-4.7.1 for me:
> > 
> > libiberty/md5.c: In function 'md5_finish_ctx':
> > libiberty/md5.c:117:3: warning: dereferencing type-punned pointer will
> > break strict-aliasing rules [-Wstrict-aliasing]
> > libiberty/md5.c:118:3: warning: dereferencing type-punned pointer will
> > break strict-aliasing rules [-Wstrict-aliasing]
> > 
> > The change below fixes things for me.  The optimized output (-O2) is
> > the same before/after my change on x86_64-linux.  I imagine it'll be
> > the same for most targets.  It seems simpler than using a union on the
> > md5_ctx buffer since these are the only two locations in the code
> > where this occurs.
> 
> I am on the fence regarding this change. On the one hand, it seems
> hardly critical, since it only fixes some warnings, and does not seem
> to cause any improvement in the actual code generated. On the other
> hand, this module appears to be completely unused in all of GDB (?).
> So the risk would be small. For that reason, and the fact that the code
> has been in since end of July, I think it's OK to include it, and
> avoid the warnings.

yeah, i don't think it's critical.  i mentioned it because i was carrying it 
in Gentoo's 7.5 patchset (due to the build warnings).

i also can't find any md5 usage in gdb.  binutils uses it in the linker, but 
that seems to be all.

i'll commit it to the branch.
-mike
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