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-rw-r--r--gcc/tree-ssa-loop-unswitch.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc/tree-ssa-loop-unswitch.c b/gcc/tree-ssa-loop-unswitch.c
index 52465db8611..7a329c96487 100644
--- a/gcc/tree-ssa-loop-unswitch.c
+++ b/gcc/tree-ssa-loop-unswitch.c
@@ -269,13 +269,17 @@ static struct loop *
tree_unswitch_loop (struct loop *loop,
basic_block unswitch_on, tree cond)
{
- basic_block condition_bb;
+ unsigned prob_true;
+ edge edge_true, edge_false;
/* Some sanity checking. */
gcc_assert (flow_bb_inside_loop_p (loop, unswitch_on));
gcc_assert (EDGE_COUNT (unswitch_on->succs) == 2);
gcc_assert (loop->inner == NULL);
+ extract_true_false_edges_from_block (unswitch_on, &edge_true, &edge_false);
+ prob_true = edge_true->probability;
return loop_version (loop, unshare_expr (cond),
- &condition_bb, false);
+ NULL, prob_true, prob_true,
+ REG_BR_PROB_BASE - prob_true, false);
}