Date: Wed, 03 Mar 2010 23:40:59 +0800 From: Aaron Lewis <aaron.lewis1989@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: Compiler Flags problem with core2 CPU Message-ID: <4B8E830B.2000708@gmail.com> In-Reply-To: <d7195cff1003022057t594281eblf2ba394662e132dd@mail.gmail.com> References: <4B8A63D5.90104@gmail.com> <d7195cff1003022057t594281eblf2ba394662e132dd@mail.gmail.com>
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[root@Meilk /usr/src/sys/i386/compile/AARON]# make CC='cc' make -f ../../../dev/aic7xxx/aicasm/Makefile MAKESRCPATH=../../../dev/aic7xxx/aicasm Warning: Object directory not changed from original /usr/src/sys/i386/compile/AARON cc -O2 -pipe -march=i686 -ffast-math -mfpmath=sse -O3 -nostdinc -I/usr/include -I. -I../../../dev/aic7xxx/aicasm -std=gnu99 -fstack-protector -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wreturn-type -Wcast-qual -Wwrite-strings -Wswitch -Wshadow -Wcast-align -Wunused-parameter -Wchar-subscripts -Winline -Wnested-externs -Wredundant-decls -Wno-pointer-sign -c ../../../dev/aic7xxx/aicasm/aicasm.c cc1: warnings being treated as errors ../../../dev/aic7xxx/aicasm/aicasm.c:1: warning: SSE instruction set disabled, using 387 arithmetics *** Error code 1 It's interesting something can work with SSE instruction , while some are not , Warnings are treated as errors , if we can safely disable it in some specific occasions.
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