Made be_irg_t to const

diff --git a/ir/be/bechordal_t.h b/ir/be/bechordal_t.h
index b7260c6..340fe2f 100644 (file)
--- a/ir/be/bechordal_t.h
+++ b/ir/be/bechordal_t.h
@@ -55,7 +55,7 @@ struct _be_chordal_env_t {
        struct obstack obst;              /**< An obstack for temporary storage. */
        be_ra_chordal_opts_t *opts;       /**< A pointer to the chordal ra options. */
        firm_dbg_module_t *dbg;           /**< Debug module for the chordal register allocator. */
        struct obstack obst;              /**< An obstack for temporary storage. */
        be_ra_chordal_opts_t *opts;       /**< A pointer to the chordal ra options. */
        firm_dbg_module_t *dbg;           /**< Debug module for the chordal register allocator. */

-       be_irg_t *birg;                   /**< Backend IRG session. */
+       const be_irg_t *birg;             /**< Back-end IRG session. */

        dom_front_info_t *dom_front;      /**< Dominance frontiers. */
        ir_graph *irg;                    /**< The graph under examination. */
        const arch_register_class_t *cls; /**< The current register class. */
        dom_front_info_t *dom_front;      /**< Dominance frontiers. */
        ir_graph *irg;                    /**< The graph under examination. */
        const arch_register_class_t *cls; /**< The current register class. */