vm_callee_setup_block_arg 2430 vm_insnhelper.c return vm_callee_setup_block_arg(th, calling, ci, iseq, argv, arg_setup_type); vm_callee_setup_block_arg 2450 vm_insnhelper.c int opt_pc = vm_callee_setup_block_arg(th, calling, ci, iseq, rsp, is_lambda ? arg_setup_lambda : arg_setup_block);