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-rw-r--r--gcc/tree-switch-conversion.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc/tree-switch-conversion.c b/gcc/tree-switch-conversion.c
index b79f2fd..4c9e7b9 100644
--- a/gcc/tree-switch-conversion.c
+++ b/gcc/tree-switch-conversion.c
@@ -1732,8 +1732,12 @@ switch_decision_tree::try_switch_expansion (vec<cluster *> &clusters)
/* Do not do an extra work for a single cluster. */
if (clusters.length () == 1
&& clusters[0]->get_type () != SIMPLE_CASE)
- clusters[0]->emit (index_expr, index_type,
- gimple_switch_default_label (m_switch), m_default_bb);
+ {
+ cluster *c = clusters[0];
+ c->emit (index_expr, index_type,
+ gimple_switch_default_label (m_switch), m_default_bb);
+ redirect_edge_succ (single_succ_edge (bb), c->m_case_bb);
+ }
else
{
emit (bb, index_expr, default_edge->probability, index_type);