[Bug middle-end/21111] IA-64 NaT consumption faults due to uninitialized register reads

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-07-19 05:24 -------
(In reply to comment #3)
> Subject: Re:  IA-64 NaT consumption faults due to uninitialized
> The change I am suggesting should not hurt performance, and I expect 
> that it would actually help performance in many cases.
> 
> Currently, the first assignment to a structure is a bitfield insert.

This is PR 15596 and really an expand issue with respect with NVR.  Use the C++ front-end for both 
3.3 and 4.0.0 and noticed that it happens there too.

I would not doubt you could reproduce this with the C++ front-end before 4.0.0 also.  This is all NVR 
related and nothing more.

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21111