From mboxrd@z Thu Jan 1 00:00:00 1970 From: james To: joel.sherrill@OARcorp.com Cc: gcc@gcc.gnu.org, help-gcc@gnu.org, crossgcc@sourceware.cygnus.com Subject: Re: linux->a29k-coff compiling error Date: Sat, 01 Apr 2000 00:00:00 -0000 Message-ID: <3.0.32.20000106094119.01c4fdc4@public1.sta.net.cn> X-SW-Source: 2000-q1/msg00062.html Message-ID: <20000401000000.0b8Nerq5GmnQBmFPQK7uPrjPCTVmHkq_SG_4Cw2TNns@z> Hi joel, At 07:30 00-1-4 -0600, Joel Sherrill wrote: > >Brendan is right. This error normally occurs when compiling the >support gcc libraries cross and is indicative of using the wrong >assembler. But this time, you are pretty far along in the >compilation process. It looks like C++ is forcing the a29k backend >to produce bad assembly code or the a29k binutils is not accepting >valid a29k code. The thing to do at this point is: > >1. Investigate further. cd to the appropriate directory in the > build tree and execute the command by hand adding the "-S" > option to get an assembly file. Then assembly it by hand. > Figure out whether the assembly language in question is good > or bad. If it is good and binutils is not accepting it, then > you have a binutils bug. Otherwise, gcc is producing bad > assembly code. In that case, look at the -d options to gcc. > The more information in your bug report the better. There are > not many a29k users left. > thanks for your reply, I'll investigate later. >2. For now, only compile C to avoid this. :) > your are right, I have to remove the C++ support, below is my config.status file: #!/bin/sh # This file was generated automatically by configure. Do not edit. # This directory was configured as follows: ../gcc-2.95.2/configure --with-gcc-version-trigger=/tar-files/gcc-src/gcc-2.95.2/gcc/version.c --host=i586-pc-linux-gnu --target=a29k-coff --prefix=/sw/newtools --with-gnu-as --with-gnu-ld --with-newlib --enable-languages=c -v --norecursion # but I got the error msg: ../../gcc-2.95.2/gcc/combine.c:3362: warning: integer overflow in expression ../../gcc-2.95.2/gcc/combine.c:3367: warning: integer overflow in expression what does this mean ? thanks in advance regards/james gcc -c -DCROSS_COMPILE -DIN_GCC -g -O2 -DHAVE_CONFIG_H -I. -I../../gcc-2.95.2/gcc -I../../gcc-2.95.2/gcc/config -I../../gcc-2.95.2/gcc/../include ../../gcc-2.95.2/gcc/loop.c gcc -c -DCROSS_COMPILE -DIN_GCC -g -O2 -DHAVE_CONFIG_H -I. -I../../gcc-2.95.2/gcc -I../../gcc-2.95.2/gcc/config -I../../gcc-2.95.2/gcc/../include ../../gcc-2.95.2/gcc/unroll.c gcc -c -DCROSS_COMPILE -DIN_GCC -g -O2 -DHAVE_CONFIG_H -I. -I../../gcc-2.95.2/gcc -I../../gcc-2.95.2/gcc/config -I../../gcc-2.95.2/gcc/../include ../../gcc-2.95.2/gcc/flow.c gcc -c -DCROSS_COMPILE -DIN_GCC -g -O2 -DHAVE_CONFIG_H -I. -I../../gcc-2.95.2/gcc -I../../gcc-2.95.2/gcc/config -I../../gcc-2.95.2/gcc/../include ../../gcc-2.95.2/gcc/stupid.c gcc -c -DCROSS_COMPILE -DIN_GCC -g -O2 -DHAVE_CONFIG_H -I. -I../../gcc-2.95.2/gcc -I../../gcc-2.95.2/gcc/config -I../../gcc-2.95.2/gcc/../include ../../gcc-2.95.2/gcc/combine.c ../../gcc-2.95.2/gcc/combine.c: In function `simplify_rtx': ../../gcc-2.95.2/gcc/combine.c:3362: warning: integer overflow in expression ../../gcc-2.95.2/gcc/combine.c:3367: warning: integer overflow in expression gcc -c -DCROSS_COMPILE -DIN_GCC -g -O2 -DHAVE_CONFIG_H -I. -I../../gcc-2.95.2/gcc -I../../gcc-2.95.2/gcc/config -I../../gcc-2.95.2/gcc/../include ../../gcc-2.95.2/gcc/varray.c gcc -c -DCROSS_COMPILE -DIN_GCC -g -O2 -DHAVE_CONFIG_H -I. -I../../gcc-2.95.2/gcc -I../../gcc-2.95.2/gcc/config -I../../gcc-2.95.2/gcc/../include ../../gcc-2.95.2/gcc >> ------ >> Want more information? See the CrossGCC FAQ, http://www.objsw.com/CrossGCC/ >> Want to unsubscribe? Send a note to crossgcc-unsubscribe@sourceware.cygnus.com > >-- >Joel Sherrill, Ph.D. Director of Research & Development >joel@OARcorp.com On-Line Applications Research >Ask me about RTEMS: a free RTOS Huntsville AL 35805 > Support Available (256) 722-9985 >