# include "irnode.h"
# include "irgraph.h"
-/** Tests the modes of chechnode and its predecessors.
- Checknode must be in current_ir_graph. */
-void irn_vrfy (struct ir_node *checknode);
+/**
+ * Tests the modes of chechnode and its predecessors.
+ * Checknode must be in current_ir_graph.
+ *
+ * \return
+ * NON-zero on success
+ */
+int irn_vrfy(struct ir_node *checknode);
-/** Tests the modes of chechnode and its predecessors.
- Checknode must be in given ir_graph. */
-void irn_vrfy_irg (struct ir_node *checknode, ir_graph *irg);
+/**
+ * Tests the modes of checknode and its predecessors.
+ * Checknode must be in given ir_graph.
+ *
+ * \return
+ * NON-zero on success
+ */
+int irn_vrfy_irg(struct ir_node *checknode, ir_graph *irg);
-/** Calls irn_vrfy for each node in irg.
- Graph must be in state "pinned".*/
-void irg_vrfy (ir_graph *irg);
+/**
+ * Calls irn_vrfy for each node in irg.
+ * Graph must be in state "pinned".
+ *
+ * \return
+ * NON-zero on success.
+ */
+int irg_vrfy(ir_graph *irg);
# endif /* _IRVRFY_H_ */