The following message is displayed and fails to compile on Gentoo/FBSD. x86_64-gentoo-freebsd8.0-gcc -O2 -pipe -fPIC -I/usr/include/libstand/ -fno-strict-aliasing -DLOADER_NFS_SUPPORT -DCOMPORT=0x3f8 -DCOMSPEED=9600 -DSMBIOS_SERIAL_NUMBERS -DLOADER_GPT_SUPPORT -DTERM_EMU -Dalloca=__builtin_alloca -I/var/tmp/portage/sys-freebsd/boot0-8.0/work/sys/boot/i386/libi386/../../common -I/var/tmp/portage/sys-freebsd/boot0-8.0/work/sys/boot/i386/libi386/../btx/lib -I/var/tmp/portage/sys-freebsd/boot0-8.0/work/sys/boot/i386/libi386/../../../contrib/dev/acpica/include -I/var/tmp/portage/sys-freebsd/boot0-8.0/work/sys/boot/i386/libi386/../../.. -I. -I/var/tmp/portage/sys-freebsd/boot0-8.0/work/sys/boot/i386/libi386/../../../../lib/libstand/ -ffreestanding -mpreferred-stack-boundary=2 -mno-mmx -mno-3dnow -mno-sse -mno-sse2 -mno-sse3 -m32 -march=i386 -std=gnu99 -c bootinfo64.c bootinfo64.c: In function ‘bi_load64’: ./machine/cpufunc.h:112:2: error: can't find a register in class ‘BREG’ while reloading ‘asm’ ./machine/cpufunc.h:112:2: error: can't find a register in class ‘BREG’ while reloading ‘asm’ ./machine/cpufunc.h:112:2: error: can't find a register in class ‘BREG’ while reloading ‘asm’ ./machine/cpufunc.h:112:2: error: ‘asm’ operand has impossible constraints ./machine/cpufunc.h:112:2: error: ‘asm’ operand has impossible constraints ./machine/cpufunc.h:112:2: error: ‘asm’ operand has impossible constraints *** Error code 1 Stop in /var/tmp/portage/sys-freebsd/boot0-8.0/work/sys/boot/i386/libi386. *** Error code 1 Stop in /var/tmp/portage/sys-freebsd/boot0-8.0/work/sys/boot/i386. *** Error code 1 Stop in /var/tmp/portage/sys-freebsd/boot0-8.0/work/sys/boot. Reproducible: Always Steps to Reproduce: 1. CFLAGS="-O2 -pipe -fPIC" CXXFLAGS="-O2 -pipe -fPIC" emerge sys-freebsd/boot0 2. 3.
Created attachment 270053 [details, diff] patch for boot0-8.0.ebuild
really, really, really, reaaaaaaaallllllyyyy, you shouldnt set PIC in your CFLAGS ;)
