Date: Fri, 25 Apr 2003 12:41:39 +0400 (MSD) From: Dmitry Morozovsky <marck@rinet.ru> To: Dmitry Sivachenko <mitya@cavia.pp.ru> Cc: stable@freebsd.org Subject: Re: compiling kernel without -O Message-ID: <20030425124046.C82378@woozle.rinet.ru> In-Reply-To: <20030425083108.GA53793@fling-wing.demos.su> References: <20030425083108.GA53793@fling-wing.demos.su>
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On Fri, 25 Apr 2003, Dmitry Sivachenko wrote: DS> Is it possible to compile kernel without '-O' option? DS> When my COPTFLAGS=-O -pipe, it compiles fine. When I change DS> COPTFLAGS=-pipe, it breaks: DS> DS> cc -c -pipe -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmis DS> sing-prototypes -Wpointer-arith -Winline -Wcast-qual -fformat-extensions -ansi DS> -g -nostdinc -I- -I. -I../.. -I../../../include -I../../contrib/ipfilter -D_KER DS> NEL -include opt_global.h -mpreferred-stack-boundary=2 -fomit-frame-pointer ../ DS> ../i386/i386/atomic.c DS> In file included from ../../i386/i386/atomic.c:47: DS> machine/atomic.h: In function `atomic_set_char': DS> machine/atomic.h:106: inconsistent operand constraints in an `asm' DS> machine/atomic.h: In function `atomic_clear_char': DS> machine/atomic.h:107: inconsistent operand constraints in an `asm' DS> machine/atomic.h: In function `atomic_add_char': DS> machine/atomic.h:108: inconsistent operand constraints in an `asm' DS> <snip> DS> DS> DS> Is it OK? As far as I know, compiling kernel without -O is not supporterd due to incompatibilities with assembler-optimized kernel routinges. Sincerely, D.Marck [DM5020, DM268-RIPE, DM3-RIPN] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------
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