On 07/04/2020 09:29, Sebastian Huber wrote:

Add a start/end file specification if the -qrtems option is present.
Allow targets to customize it.

Support the standard -nodefaultlibs option.

gcc/

        * config/rs6000/rtems.h (RTEMS_STARTFILE_SPEC): Define.
        (RTEMS_ENDFILE_SPEC): Likewise.

        * config/rtems.h (RTEMS_STARTFILE_SPEC): Define if undefined.
        (RTEMS_ENDFILE_SPEC): Likewise.
        (STARTFILE_SPEC): Update comment.  Add RTEMS_STARTFILE_SPEC.
        (ENDFILE_SPEC): Add RTEMS_ENDFILE_SPEC.
        (LIB_SPECS): Support -nodefaultlibs option.

This change is intended for GCC 10 and RTEMS 6:

https://devel.rtems.org/ticket/3937

I will add this patch to the RTEMS 6 RSB build and try to build the BSPs without a bsp_specs file with it.

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