Building INN 2.3.2 with "gcc -g" instead of "gcc -g -O2"

[Katsuhiro Kondou]

In article <m33d5jhoyc.fsf at flash.localdomain>,
	Mark Atwood <mra at pobox.com> wrote;

} How to I tickle ./configure so that INN is built with just "gcc -g"
} instead of "gcc -g -O2"?

Doesn't set CFLAGS to '-g' help before running configure?
-- 
Katsuhiro Kondou