Console Output

+ /eda/oss-cad-suite/bin/ghdl -a --std=2008 klessydra-t0-3th/PKG_RiscV_Klessydra_thread_parameters.vhd klessydra-t0-3th/PKG_RiscV_Klessydra.vhd klessydra-t0-3th/RTL-CSR_Unit.vhd klessydra-t0-3th/RTL-Debug_Unit.vhd klessydra-t0-3th/RTL-Processing_Pipeline.vhd klessydra-t0-3th/RTL-Program_Counter_unit.vhd klessydra-t0-3th/STR-Klessydra_top.vhd
/eda/oss-cad-suite/libexec/ghdl:error: unknown language standard. Should be one of: 87, 93, 02, 08, 19