Re: fix for strict-alias warnings

Tom Lane wrote:
> > I think we must either add -fno-strict-aliasing, or switch to the c
> > compiler memset functions for gcc.
>
> We will not be doing the latter, for certain.

OK, what gcc versions support -fno-strict-aliasing?  Do we need a
configure test for it?  Would someone profile PostgreSQL with
-fno-strict-aliasing and see if you can see a larger performance hit?

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