On Sun, Feb 14, 2016 at 10:35:17PM +0100, Eric Botcazou wrote:
> > How does that help?  Testcases have been posted multiple times that show
> > that if targets look at type alignment of non-aggregate types, they have
> > just broken argument passing, so conditionally reverting the tree-sra
> > improvements can't help.
> 
> Well, that has been the case for 2 decades for some of them and the compiler 
> worked just fine, so I can easily see how disabling the tree-sra change can 
> help in the short term.  As for calling it an improvement, just look at the 
> audit trail, it's a quick change papering over a deficiency in the IR...

No, it is a major deficiency in the backends.

        Jakub

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