Re: Call for port reports

Peter Eisentraut wrote:
> Bruce Momjian writes:
>
> > > BUT: The default CFLAGS are set by configure to -O2, although the template
> > > wants -O. I manually modified the CFLAGS to -O after configure.
> >
> > template/alpha has:
> >
> > case $host_cpu in
> > alpha*) CFLAGS="$CFLAGS -O";; # alpha has problems with -O2
> > esac
> >
> > Is this not getting invoked?
>
> It appends it at the end, but apparently the result of '-02 ... -O' is
> -O2. So the compiler still yells at you every time that -O2 is broken in
> that platform.
>
> Right now, the default CFLAGS are pretty much broken on most platforms, so
> I'm testing by manually specifying the CFLAGS that should be used.

Wow, later optimization flags don't override earlier ones. Yikes!

Does -O0 override an earlier -O2? I wonder if it is just complaining
when it sees -O2 and is actually using -O for the compile. We still
need to fix that, but I am curious.

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