Rework short circuit logic

Qiskit · Sep 6, 2024 · 7dee702 · 7dee702
1 parent 00153dd
commit 7dee702
Showing 1 changed file with 4 additions and 5 deletions.
diff --git a/crates/accelerate/src/inverse_cancellation.rs b/crates/accelerate/src/inverse_cancellation.rs
@@ -166,11 +166,10 @@ pub fn inverse_cancellation(
     inverse_gate_names: HashSet<String>,
     self_inverse_gate_names: HashSet<String>,
 ) -> PyResult<()> {
-    let op_counts = if !self_inverse_gate_names.is_empty() || !inverse_gate_names.is_empty() {
-        dag.count_ops(py, true)?
-    } else {
-        IndexMap::default()
-    };
+    if self_inverse_gate_names.is_empty() && inverse_gate_names.is_empty() {
+        return Ok(());
+    }
+    let op_counts = dag.count_ops(py, true)?;
     if !self_inverse_gate_names.is_empty() {
         run_on_self_inverse(
             py,