bechordal_draw: Remove the write-only attribute min_step from struct block_dims.

diff --git a/ir/be/bechordal_draw.c b/ir/be/bechordal_draw.c
index e9d7853..e6f70a4 100644 (file)
--- a/ir/be/bechordal_draw.c
+++ b/ir/be/bechordal_draw.c
@@ -178,7 +178,6 @@ typedef struct draw_chordal_env_t {
 
 struct block_dims {
        unsigned max_step;
-       int      min_step;
        int      max_color;
        rect_t   box;
        rect_t   subtree_box;
@@ -193,8 +192,6 @@ static void block_dims_walker(ir_node *block, void *data)
        const draw_chordal_opts_t *opts = env->opts;
        struct block_dims         *dims = OALLOCZ(&env->obst, struct block_dims);
 
-       dims->min_step = INT_MAX;
-
        foreach_border_head(head, b) {
                ir_node               *irn = b->irn;
                const arch_register_t *reg = arch_get_irn_register(irn);
@@ -205,8 +202,6 @@ static void block_dims_walker(ir_node *block, void *data)
                env->max_color  = MAX(env->max_color, col);
        }
 
-       dims->min_step = 1;
-
        dims->box.w = (dims->max_color + 2) * opts->h_inter_gap;
        dims->box.h = dims->max_step * opts->v_inter_gap;