[PATCH] gdb/riscv: read frame base register as unsigned in the unwinder

[Tom Tromey]

>>>>> "Andrew" == Andrew Burgess <andrew.burgess@embecosm.com> writes:

Andrew> 	* riscv-tdep.c (riscv_frame_cache): Read the frame base register
Andrew> 	as an unsigned value.

FWIW this seems like a good idea to me.

Tom