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Re: link problem (powerpc-elf)
- To: Michael Morrison <mmorrison at stoneflynetworks dot com>
- Subject: Re: link problem (powerpc-elf)
- From: W Gerald Hicks <gehicks at cisco dot com>
- Date: Tue, 26 Jun 2001 11:02:00 -0700
- CC: newlib at sourceware dot cygnus dot com
- Organization: Cisco Systems, Inc.
- References: <3B33A557.3010708@stoneflynetworks.com>
Michael Morrison wrote:
>
> Hi Folks,
>
> I recently installed GNU cross toolchain for powerpc for both linux and
> cygwin hosts.
> When I compile/link a simple "hello world" program, I get the following:
>
> [mike@tux powerpc]$ powerpc-elf-gcc main.c -o main
> /opt/powerpc/lib/gcc-lib/powerpc-elf/3.0/../../../../powerpc-elf/bin/ld:
> warning: cannot find entry symbol _start; defaulting to 01800074
> /tmp/cctRepxT.o: In function `main':
> /tmp/cctRepxT.o(.text+0x20): undefined reference to `printf'
> collect2: ld returned 1 exit status
>
> I have: gcc-3.0, binutils-2.11 and newlib 1.9.0
>
> I also have these tools installed for an arm target and don't have any
> problems with it.
>
> Any clues on where I can begin looking?
>
> THX
> mike
Uhm, you need to specify the library in your link step.
Cheers,
Jerry Hicks
gehicks@cisco.com