On 09-May-2002 David O'Brien wrote:
> When building /sys/boot on i386 with Gcc 3.1, one gets "-96 bytes
> available". Anyone want to install the gcc31 port, build /sys/boot with
> "make CC=gcc31" and try to hack out 96 bytes?
Argh! Can't we go one update of gcc w/o them adding some weird optimizations
that bloat the code. :( *sigh* I'll try to look into this.
> You will need this diff also.
>
>
> Index: boot2/Makefile
> ===================================================================
> RCS file: /home/ncvs/src/sys/boot/i386/boot2/Makefile,v
> retrieving revision 1.22
> diff -u -r1.22 Makefile
> --- boot2/Makefile 31 Jul 2001 19:50:09 -0000 1.22
> +++ boot2/Makefile 8 May 2002 23:30:16 -0000
> @@ -27,10 +27,10 @@
> ORG1= 0x7c00
> ORG2= 0x1000
>
> -CFLAGS= -elf -I${.CURDIR}/../btx/lib -I. \
> - -Os -fno-builtin -fforce-addr -fdata-sections \
> - -malign-functions=0 -malign-jumps=0 -malign-loops=0 -mrtd \
> - -mpreferred-stack-boundary=2 \
> +CFLAGS= -elf -ffreestanding -Os -fno-builtin -fforce-addr
-fdata-sections \
> + -fno-align-functions -fno-align-jumps -fno-align-loops
-fno-align-labels \
> + -mrtd -mpreferred-stack-boundary=2 \
> + -I${.CURDIR}/../btx/lib -I. \
> -Wall -Waggregate-return -Wbad-function-cast -Wcast-align \
> -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \
> -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings
>
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--
John Baldwin <[EMAIL PROTECTED]> <>< http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!" - http://www.FreeBSD.org/
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