Get rid of an anonymous union.

ir/be/bessaconstr.c

@@ -85,7 +85,7 @@ struct constr_info {
 
 		/* Last definition of a block. */
 		ir_node *last_definition;
-	};
+	} u;
 };
 
 typedef struct constr_info constr_info;
@@ -158,15 +158,15 @@ static void introduce_definition(be_ssa_construction_env_t *env, ir_node *def)
 	def_info->is_definition = true;
 
 	skip_info->is_definition = true;
-	skip_info->definition    = def;
+	skip_info->u.definition  = def;
 
 	// Set the last definition if we only introduce one definition for the block
 	if (has_definition(block)) {
 		assert(!block_info->already_processed);
-		block_info->last_definition = NULL;
+		block_info->u.last_definition = NULL;
 	} else {
 		mark_irn_visited(block);
-		block_info->last_definition = def;
+		block_info->u.last_definition = def;
 	}
 }
 
@@ -325,13 +325,13 @@ static void process_block(be_ssa_construction_env_t *env, ir_node *block)
 
 		if (is_definition(env, node)) {
 			constr_info *info = get_info(env, node);
-			def = info->definition;
+			def = info->u.definition;
 			DBG((dbg, LEVEL_3, "\t...found definition %+F\n", def));
 		}
 	}
 
 	block_info->already_processed = true;
-	block_info->last_definition   = def;
+	block_info->u.last_definition = def;
 }
 
 /**
@@ -341,7 +341,7 @@ static ir_node *search_def_end_of_block(be_ssa_construction_env_t *env,
                                         ir_node *block)
 {
 	constr_info *block_info      = get_or_set_info(env, block);
-	ir_node     *last_definition = block_info->last_definition;
+	ir_node     *last_definition = block_info->u.last_definition;
 
 	if (last_definition != NULL)
 		return last_definition;
@@ -359,7 +359,7 @@ static ir_node *search_def_end_of_block(be_ssa_construction_env_t *env,
 			sched_foreach_reverse(block, def) {
 				if (is_definition(env, def)) {
 					constr_info *info = get_info(env, def);
-					def = info->definition;
+					def = info->u.definition;
 					DBG((dbg, LEVEL_3, "\t...found definition %+F\n", def));
 
 					break;
@@ -368,20 +368,20 @@ static ir_node *search_def_end_of_block(be_ssa_construction_env_t *env,
 
 			assert(def && "No definition found");
 
-			block_info->last_definition = def;
+			block_info->u.last_definition = def;
 		}
 
-		return block_info->last_definition;
+		return block_info->u.last_definition;
 	} else if (Block_block_visited(block)) {
 		ir_node *phi = insert_dummy_phi(env, block);
 
-		block_info->last_definition = phi;
+		block_info->u.last_definition = phi;
 
 		return phi;
 	} else {
 		ir_node *def = get_def_at_idom(env, block);
 
-		block_info->last_definition = def;
+		block_info->u.last_definition = def;
 
 		return def;
 	}