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Re: Should there be a GCC 4.0.1 release quickly?


On Thu, 2005-04-28 at 19:31 +0200, Steven Bosscher wrote:
> On Apr 28, 2005 06:55 PM, Joe Buck <Joe.Buck@synopsys.COM> wrote:
> 
> > On Thu, Apr 28, 2005 at 06:45:10PM +0200, Steven Bosscher wrote:
> > > Hi,
> > > 
> > > PR21173 and its duplicates are a class of wrong-code and ICE bugs
> > > in GCC 4.0.0.
> > > 
> > > In Bugzilla, PR21173 now has 3 duplicates, and there was another
> > > example on this mailing list. That makes 5 users who have already
> > > run into this rather serious bug. That is a lot, for a compiler
> > > that has only just been released...
> > 
> > I'm not surprised to see a problem in anything with two 0's.  It's
> > the first release ever with tree-ssa.  It was inevitable that users
> > would find problems, 
> 
> Yeah, but in this case the patch that introduced the bug was one of
> the last to go in before the release (it was the fix for PRs 20490
> and 20929, the patch for that went in on April 17).  So it was more
> an unfortunate fix than a typical .0 bug.
Yes, it went in between RC2 and final.

Of course, nobody realized there was a deeper problem at the time
(force_gimple_operand modifying trees) including me.

> 
> I hope users don't find too many problems ;-)
> 
> Gr.
> Steven
> 
> 


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