On Fri, 23 Feb 2024, 08:07 yuucyf via Gcc-help, <gcc-help@gcc.gnu.org>
wrote:

> hi, all:
>
> On the PPC platform, when using gcc, an error is reported: cc1: error:
> '-m32' not supported in this configuration.
> Which configuration parameter should be enabled in the source code to
> build gcc in a way that the resulting gcc supports the -m32 option? thanks.


--enable-multilib


But as already observed, you need 32-bit user space libraries.