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-rw-r--r--tools/Benchmark.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/Benchmark.cpp b/tools/Benchmark.cpp
index 20760062d8..dedd46e8bf 100644
--- a/tools/Benchmark.cpp
+++ b/tools/Benchmark.cpp
@@ -57,6 +57,8 @@ public:
std::cout << "took: " <<
std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count() << "ms - ";
+ assert(deltas && "div by zero otherwise");
+
std::cout << "time/rle: " <<
(1.0*std::chrono::duration_cast<std::chrono::microseconds>(end - start).count())/deltas << "us\n";
}