I don;t see this with
gcc version 4.3.4 [gcc-4_3-branch revision 152973] (SUSE Linux) 

On Wed, 15 Feb 2012 23:32:38 +0100 =?KOI8-R?B?z8zYx8Egy9LZ1sHOz9fTy8HR?= wrote:
> Glenn, in libast's vmalloc I get this warning if I compile libast on
> Suse Linux with gcc4 and CCFLAGS='-O3 -flto -fstrict-aliasing
> -Wstrict-aliasing': src/lib/libast/vmalloc/vmstat.c:100:7: warning:
> dereferencing type-punned pointer will break strict-aliasing rules
> This appears to be the only aliasing related warning.

> Olga
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