typedef struct ir_region ir_region, *ir_region_ptr;
typedef struct ir_reg_tree ir_reg_tree, *ir_reg_tree_ptr;
typedef struct ir_entity ir_entity, *ir_entity_ptr;
-typedef struct compound_graph_path compound_graph_path, *ir_compound_graph_path_ptr;
typedef struct _ir_phase ir_phase, *ir_phase_ptr;
typedef struct _ir_extblk ir_extblk, *ir_extblk_ptr;
typedef struct ir_exec_freq ir_exec_freq, *ir_exec_freq_ptr;