On Tue, Aug 11, 2009 at 09:03:14AM -0700, H. Peter Anvin wrote : > On 08/11/2009 02:44 AM, Albin Tonnerre wrote: > > Hi Sam, > > > > On Fri, Aug 07, 2009 at 11:08:16PM +0200, Sam Ravnborg wrote : > >> We could add libgcc as a prerequisite. > >> Untested patch below. > > > > When compiling with this patch applied, I get the following error: > > > > Kernel: arch/arm/boot/Image is ready > > LD arch/arm/boot/compressed/vmlinux > > /home/albin/x-tools/arm-unknown-linux-uclibcgnueabi/lib/gcc/arm-unknown-linux-uclibcgnueabi/4.3.2/libgcc.a(_dvmd_lnx.o): > > In function `__div0': > > /home/albin/devel/free-electrons/toolchain/targets/src/gcc-4.3.2/libgcc/../gcc/config/arm/lib1funcs.asm:1079: > > undefined reference to `raise' > > make[2]: *** [arch/arm/boot/compressed/vmlinux] Error 1 > > make[1]: *** [arch/arm/boot/compressed/vmlinux] Error 2 > > > > I've got no idea where this symbol is defined, though. Has anyone an idea on > > this ? > > > > raise() gets called by libgcc to handle division by zero. So I guess the only options left are either define a dummy raise() function, or get rid of the divisions like Alain Knaff did in his patch ? Regards, -- Albin Tonnerre, Free Electrons Kernel, drivers and embedded Linux development, consulting, training and support. http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe linux-embedded" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
