[Bug tree-optimization/21568] [4.0/4.1 regression] Casts in folding *& omitted

[debian-gcc at lists dot debian dot org]

------- Additional Comments From debian-gcc at lists dot debian dot org  2005-05-21 18:10 -------
(In reply to comment #3)
> (In reply to comment #1)
> > This is undefined, see the full discussion on the gcc list:
> > http://gcc.gnu.org/ml/gcc/2005-05/msg00073.html
> 
> - out of curiosity, it's not clear that the discussion reached any
>    conclusion which enables GCC to disreguard the type semantics
>    as specifed by the program code.  Where in the standard does it
>    specify that a type qualifier may be disreguarded if convenient?

See http://gcc.gnu.org/ml/gcc/2005-05/msg00085.html



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21568