212 	bool changed = false;  in const_reg_join()  local
221 			changed = true;  in const_reg_join()
226 			changed = true;  in const_reg_join()
229 	return changed;  in const_reg_join()
241 	bool changed;  in bpf_compute_const_regs()  local
258 	changed = false;  in bpf_compute_const_regs()
270 			changed |= const_reg_join(ci_in[succ->items[s]], ci_out);  in bpf_compute_const_regs()
272 	if (changed)  in bpf_compute_const_regs()
344 	bool changed = false;  in bpf_prune_dead_branches()  local
389 		changed = true;  in bpf_prune_dead_branches()
392 	if (!changed)  in bpf_prune_dead_branches()
394 	/* recompute postorder, since CFG has changed */  in bpf_prune_dead_branches()