Rewrite tests to use std::array instead of heap

Signed-off-by: John Pennycook <[email protected]>

Author: Pennycook

sycl/test-e2e/Reduction/reduction_deterministic.cpp

@@ -1,6 +1,7 @@
 // RUN: %{build} -o %t.out
 // RUN: %{run} %t.out
 
+#include <array>
 #include <cstdio>
 #include <cstdlib>
 #include <random>
@@ -31,19 +32,17 @@ float sum(sycl::queue q, float *array, size_t N) {
 int main(int argc, char *argv[]) {
 
   constexpr size_t N = 1024;
-  float *array = new float[N];
+  std::array<float, N> array;
 
   std::random_device rd;
   std::mt19937 gen(rd());
   std::uniform_real_distribution<float> dist(0.0f, 1.0f);
-  std::generate(array, array + N, [&]() { return dist(gen); });
+  std::generate(array.begin(), array.end(), [&]() { return dist(gen); });
 
   sycl::queue q;
-  float x = sum(q, array, N);
-  float y = sum(q, array, N);
+  float x = sum(q, array.data(), N);
+  float y = sum(q, array.data(), N);
 
   // NB: determinism guarantees bitwise reproducible reductions for floats
   assert(sycl::bit_cast<unsigned int>(x) == sycl::bit_cast<unsigned int>(y));
-
-  delete[] array;
 }

sycl/test-e2e/Reduction/reduction_initialize_to_identity.cpp

@@ -1,6 +1,7 @@
 // RUN: %{build} -o %t.out
 // RUN: %{run} %t.out
 
+#include <array>
 #include <cstdio>
 #include <cstdlib>
 #include <numeric>
@@ -32,12 +33,10 @@ int sum(sycl::queue q, int *array, size_t N) {
 int main(int argc, char *argv[]) {
 
   constexpr size_t N = 32;
-  int *array = new int[N];
-  std::iota(array, array + N, 1);
+  std::array<int, N> array;
+  std::iota(array.begin(), array.end(), 1);
 
   sycl::queue q;
-  int x = sum(q, array, N);
+  int x = sum(q, array.data(), N);
   assert(x == 528);
-
-  delete[] array;
 }