when setting a block to dead, set its dom_depth to -1 to indicate that no dominance...

[r17338]

diff --git a/ir/ir/irnode_t.h b/ir/ir/irnode_t.h
index 5d3e42e..11db681 100644 (file)
--- a/ir/ir/irnode_t.h
+++ b/ir/ir/irnode_t.h
@@ -797,6 +797,7 @@ _Block_block_visited(const ir_node *node) {
 static INLINE ir_node *
 _set_Block_dead(ir_node *block) {
        assert(_get_irn_op(block) == op_Block);
 static INLINE ir_node *
 _set_Block_dead(ir_node *block) {
        assert(_get_irn_op(block) == op_Block);

+       block->attr.block.dom.dom_depth = -1;

        block->attr.block.is_dead = 1;
        return block;
 }
        block->attr.block.is_dead = 1;
        return block;
 }