Date: Sun, 02 Oct 2016 00:04:01 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 213137] boot2 too large when using gcc-4.6 or later Message-ID: <bug-213137-8-O6SFWp3eZF@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-213137-8@https.bugs.freebsd.org/bugzilla/> References: <bug-213137-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213137 --- Comment #3 from Yuta Satoh <nigoro.dev@gmail.com> --- (In reply to Dimitry Andric from comment #2) When using gcc-5.4.0, get a error is too large as well. When you disable fasynchronous-unwind-tables, it fits in the correct size. # gcc5 -v <snip> gcc version 5.4.0 (FreeBSD Ports Collection) # gcc5 -Os -Q --help=optimize | grep unwind-tables -fasynchronous-unwind-tables [enabled] -funwind-tables [disabled] # cd /usr/src/sys/boot # CC=gcc5 make Part of error log) gcc5 -fomit-frame-pointer -mrtd -mregparm=3 -DUSE_XREAD -DUFS1_AND_UFS2 -DFLAGS=0x80 -DSIOPRT=0x3f8 -DSIOFMT=0x3 -DSIOSPD=9600 -I/usr/src/sys/boot/i386/boot2/../../common -I/usr/src/sys/boot/i386/boot2/../btx/lib -I. -Wall -Waggregate-return -Wbad-function-cast -Wcast-align -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings -Winline -march=i386 -ffreestanding -mno-mmx -mno-sse -msoft-float -m32 -g -std=gnu99 -Wno-error=unused-function -Wno-error=enum-compare -Wno-error=logical-not-parentheses -Wno-error=bool-compare -Wno-error=uninitialized -Wno-error=array-bounds -Wno-error=clobbered -Wno-error=cast-align -Wno-error=extra -Wno-error=attributes -Wno-error=inline -Wno-error=unused-but-set-variable -Wno-error=unused-value -Wno-error=strict-aliasing -Wno-error=address -Os -fno-guess-branch-probability -fno-unit-at-a-time --param max-inline-insns-single=100 -mpreferred-stack-boundary=2 -m32 -c sio.S -o sio.o ld -static -N --gc-sections -m elf_i386_fbsd -Ttext 0x2000 -o boot2.out /usr/src/sys/boot/i386/boot2/../btx/lib/crt0.o boot2.o sio.o objcopy -S -O binary boot2.out boot2.bin btxld -v -E 0x2000 -f bin -b /usr/src/sys/boot/i386/boot2/../btx/btx/btx -l boot2.ldr -o boot2.ld -P 1 boot2.bin kernel: ver=1.02 size=690 load=9000 entry=9010 map=16M pgctl=1:1 client: fmt=bin size=174d text=0 data=0 bss=0 entry=0 output: fmt=bin size=1fdd text=200 data=1ddd org=0 entry=0 -477 bytes available Part of log to add -fno-asynchronous-unwind-tables) gcc5 -fomit-frame-pointer -mrtd -mregparm=3 -DUSE_XREAD -DUFS1_AND_UFS2 -DFLAGS=0x80 -DSIOPRT=0x3f8 -DSIOFMT=0x3 -DSIOSPD=9600 -I/usr/src/sys/boot/i386/boot2/../../common -I/usr/src/sys/boot/i386/boot2/../btx/lib -I. -Wall -Waggregate-return -Wbad-function-cast -Wcast-align -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings -Winline -march=i386 -ffreestanding -mno-mmx -mno-sse -msoft-float -m32 -g -std=gnu99 -Wno-error=unused-function -Wno-error=enum-compare -Wno-error=logical-not-parentheses -Wno-error=bool-compare -Wno-error=uninitialized -Wno-error=array-bounds -Wno-error=clobbered -Wno-error=cast-align -Wno-error=extra -Wno-error=attributes -Wno-error=inline -Wno-error=unused-but-set-variable -Wno-error=unused-value -Wno-error=strict-aliasing -Wno-error=address -Os -fno-guess-branch-probability -fno-unit-at-a-time --param max-inline-insns-single=100 -fno-asynchronous-unwind-tables -mpreferred-stack-boundary=2 -m32 -c sio.S -o sio.o ld -static -N --gc-sections -m elf_i386_fbsd -Ttext 0x2000 -o boot2.out /usr/src/sys/boot/i386/boot2/../btx/lib/crt0.o boot2.o sio.o objcopy -S -O binary boot2.out boot2.bin btxld -v -E 0x2000 -f bin -b /usr/src/sys/boot/i386/boot2/../btx/btx/btx -l boot2.ldr -o boot2.ld -P 1 boot2.bin kernel: ver=1.02 size=690 load=9000 entry=9010 map=16M pgctl=1:1 client: fmt=bin size=13ff text=0 data=0 bss=0 entry=0 output: fmt=bin size=1c8f text=200 data=1a8f org=0 entry=0 369 bytes available dd if=boot2.ld of=boot2 obs=7680 conv=osync status=none cat boot1 boot2 > boot -- You are receiving this mail because: You are the assignee for the bug.
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