Problem in building Pulp-SDK("make all" error)

[ziang87]

Now it occurs new problems.

Makefile:114: recipe for target 'build_all' failed
make[1]: *** [build_all] Error 2
make[1]: Leaving directory '/opt/riscv/pulp-sdk/runtime/pulp-rt'
Reached EOF with exit status 2
FATAL ERROR: the command 'build' has failed
Makefile:6: recipe for target 'all' failed
make: *** [all] Error 255