diff --git a/MicroBenchmarks/SLPVectorization/Versioning.cpp b/MicroBenchmarks/SLPVectorization/Versioning.cpp
--- a/MicroBenchmarks/SLPVectorization/Versioning.cpp
+++ b/MicroBenchmarks/SLPVectorization/Versioning.cpp
@@ -6,8 +6,19 @@
 #include "benchmark/benchmark.h"
 
 // Initialize arrays A, B and T with random numbers.
-template <typename T> static void init_data(T *A, unsigned N) {
-  std::uniform_real_distribution<T> dist(-100, 100);
+template <typename T, typename std::enable_if<
+                          std::is_integral<T>::value, int>::type = 0>
+static void init_data(T *A, unsigned N) {
+  std::uniform_int_distribution<T> dist(-100, 100);
+  std::mt19937 rng(12345);
+  for (unsigned i = 0; i < N; i++)
+    A[i] = dist(rng);
+}
+
+template <typename T, typename std::enable_if<std::is_floating_point<T>::value,
+                                              int>::type = 0>
+static void init_data(T *A, unsigned N) {
+  std::uniform_real_distribution<T> dist(-100.0, 100.0);
   std::mt19937 rng(12345);
   for (unsigned i = 0; i < N; i++)
     A[i] = dist(rng);