Initialize a BB count in switch lowering.

2019-12-04  Martin Liska  <mliska@suse.cz>

	* tree-switch-conversion.c (switch_decision_tree::try_switch_expansion):
	Initialize count of newly created BB.

From-SVN: r278959

gcc/ChangeLog

+2019-12-04  Martin Liska  <mliska@suse.cz>
+
+	* tree-switch-conversion.c (switch_decision_tree::try_switch_expansion):
+	Initialize count of newly created BB.
+
 2019-12-04  Jakub Jelinek  <jakub@redhat.com>
 
 	PR tree-optimization/92734

gcc/tree-switch-conversion.c

@@ -1829,6 +1829,7 @@ switch_decision_tree::try_switch_expansion (vec<cluster *> &clusters)
     if (clusters[i]->get_type () != SIMPLE_CASE)
       {
 	clusters[i]->m_case_bb = create_empty_bb (bb);
+	clusters[i]->m_case_bb->count = bb->count;
 	clusters[i]->m_case_bb->loop_father = bb->loop_father;
       }