link problem (powerpc-elf)

W Gerald Hicks
Tue Jun 26 11:02:00 GMT 2001

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?
> mike

Uhm, you need to specify the library in your link step.


Jerry Hicks

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