From beb32c4d79c00153c81882b1da97b3a8fa3b7552 Mon Sep 17 00:00:00 2001
From: David Wells <drwells@email.unc.edu>
Date: Wed, 24 Dec 2025 11:36:34 -0500
Subject: [PATCH] Fix an invalid read.

If num_results == 0 then dynamic_idx is empty, so dynamic_idx[0] does
not exist.
---
 tests/test_main.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tests/test_main.cpp b/tests/test_main.cpp
index 8821470..4e7724c 100644
--- a/tests/test_main.cpp
+++ b/tests/test_main.cpp
@@ -797,6 +797,8 @@ void L2_concurrent_build_vs_L2_test(const size_t nSamples, const size_t DIM)
 template <typename num_t>
 void L2_dynamic_sorted_test(const size_t N, const size_t num_results)
 {
+    if (num_results == 0) return;
+
     PointCloud<num_t> cloud;
     generateRandomPointCloud(cloud, N);