riscv failures from bsp builder

[Joel Sherrill]

Hi

These four cases fail regularly on recent  bsp builder runs. This is a
fragment from the most recent (
https://lists.rtems.org/pipermail/build/2022-May/033465.html) failure which
ran on Ubuntu. My builds on my CentOS 7 host show no issues building with
debug on for the first bsp.

Ryan .. anything useful in a log on the VM?

Anyone else have any ideas?

======================

   1 debug riscv/rv32i build:
      configure: /home/tester/rtems-cron-6/rtems/waf configure\
      --prefix=/home/tester/rtems-cron-6/tools/6/bsps --top=/home/tester\
      /rtems-cron-6/rtems --rtems-config=config-riscv-rv32i-debug.ini
     error: ld/collect2:0 error: no error message found!

   2 debug riscv/rv32iac build:
      configure: /home/tester/rtems-cron-6/rtems/waf configure\
      --prefix=/home/tester/rtems-cron-6/tools/6/bsps --top=/home/tester\
      /rtems-cron-6/rtems --rtems-config=config-riscv-rv32iac-debug.ini
     error: ld/collect2:0 error: no error message found!

   3 debug riscv/rv32im build:
      configure: /home/tester/rtems-cron-6/rtems/waf configure\
      --prefix=/home/tester/rtems-cron-6/tools/6/bsps --top=/home/tester\
      /rtems-cron-6/rtems --rtems-config=config-riscv-rv32im-debug.ini
     error: ld/collect2:0 error: no error message found!

   4 debug riscv/rv32imac build:
      configure: /home/tester/rtems-cron-6/rtems/waf configure\
      --prefix=/home/tester/rtems-cron-6/tools/6/bsps --top=/home/tester\
      /rtems-cron-6/rtems --rtems-config=config-riscv-rv32imac-debug.ini
     error: ld/collect2:0 error: no error message found!

======================

Thanks.

--joel