+/**
+ * Same as irn_vrfy_irg, but temporary sets verification mode to
+ * NODE_VERIFICATION_ERROR_ONLY.
+ * \return
+ * NON-zero on success
+ */
+int irn_vrfy_irg_dump(ir_node *checknode, ir_graph *irg, const char **bad_string);
+
+/**
+ * Flags for irg_verify().
+ */
+typedef enum _irg_verify_flags_t {
+ VRFY_NORMAL = 0, /**< check SSA property only if dominance information is available */
+ VRFY_ENFORCE_SSA = 1 /**< check SSA property by enforcing the dominance information recalculation */
+} irg_verify_flags_t;
+
+/**
+ * Calls irn_vrfy() for each node in irg.
+ * Graph must be in state "op_pin_state_pinned".
+ *
+ * \return
+ * NON-zero on success.
+ */
+int irg_verify(ir_graph *irg, unsigned flags);
+
+/**
+ * Compatibility macro. Deprecated soon.
+ */
+#define irg_vrfy(irg) irg_verify(irg, 0)
+
+/**
+ * Possible flags for irg_vrfy_bads().
+ */
+enum verify_bad_flags_t {
+ BAD_CF = 1, /**< Bad nodes are allowed as predecessors of Blocks and Phis. */
+ BAD_DF = 2, /**< Bad nodes are allowed as dataflow predecessors. */
+ BAD_BLOCK = 4, /**< Bad nodes are allowed as Block input. */
+ TUPLE = 8 /**< Tuple nodes are allowed. */
+};
+
+/**
+ * Verify occurrence of bad nodes in a graph.
+ *
+ * @param irg The graph to verify
+ * @param flags combination of verify_bad_flags_t flags describing
+ * which Bads are allowed
+ * @returns a value combined of verify_bad_flags_t indicating the problems found.
+ */
+int irg_vrfy_bads(ir_graph *irg, int flags);
+
+/**
+ * Enable/disable verification of Load/Store nodes with
+ * its entities. If disabled, Store(SymConst(array)) will be allowed
+ * (C-frontend builds this :-)
+ */
+void vrfy_enable_entity_tests(int enable);