In the last episode (Nov 15), Ion-Mihai Tetcu said:
> buh# grep 'CFLAGS' /etc/make.conf
> CFLAGS= -O2 -pipe
> 
> buh# grep -A1 '(BUILD_OPTIMIZED' 
> /usr/ports/databases/mysql40-server/Makefile
> .if defined(BUILD_OPTIMIZED)
> CFLAGS+=        -O3 -fno-omit-frame-pointer
> 
> ....
> cc -c -I. -I../.././bdb/dist/../include -D_THREAD_SAFE  -DDBUG_OFF -O2 
> -pipe -march=k6-2 -O3 -fno-omit-frame-pointer -fno-gcse 
> ../.././bdb/dist/../btree/bt_reclaim.c
> 
> Now what flag have precedence, -O2 or -O3 ?

Later flags always override earlier ones, so -O3 wins.

-- 
        Dan Nelson
        [EMAIL PROTECTED]
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