platform-ch32v: "can't link RVE with other target" when building for CH32V003A4M6 on mac. blinky-none-os example.

Otehr boards seem to compile fine. the riscv-non-embed binaries seem to be installed correctly.

At a a loss why this will not link, I am missing something or a bug?

.platformio/packages/toolchain-riscv@src-4a976c8edcf1083542a06c72f741fdf2/bin/../lib/gcc/riscv-none-embed/8.2.0/../../../../riscv-none-embed/bin/ld: .platformio/packages/toolchain-riscv@src-4a976c8edcf1083542a06c72f741fdf2/bin/../lib/gcc/riscv-none-embed/8.2.0/libgcc.a(save-restore.o): can't link RVE with other target

same error for

… muldi3.o … div.o … lib_a-init.o