[SYCL][COMPAT] Fix the memory leak issue in e2e test syclcompat/group_utils~exchange.cpp (#17731)

Signed-off-by: intwanghao <[email protected]>

Author: intwanghao

sycl/test-e2e/syclcompat/group_utils/exchange.cpp

@@ -138,10 +138,11 @@ bool test_striped_to_blocked() {
       std::ostream_iterator<int> Iter(std::cout, ", ");
       std::copy(d_data, d_data + 512, Iter);
       std::cout << std::endl;
+      sycl::free(d_data, q_ct1);
       return false;
     }
   }
-
+  sycl::free(d_data, q_ct1);
   std::cout << "test_striped_to_blocked pass\n";
   return true;
 }
@@ -181,9 +182,11 @@ bool test_blocked_to_striped() {
       std::ostream_iterator<int> Iter(std::cout, ", ");
       std::copy(d_data, d_data + 512, Iter);
       std::cout << std::endl;
+      sycl::free(d_data, q_ct1);
       return false;
     }
   }
+  sycl::free(d_data, q_ct1);
   std::cout << "test_blocked_to_striped pass\n";
   return true;
 }
@@ -226,10 +229,13 @@ bool test_scatter_to_blocked() {
       std::ostream_iterator<int> Iter(std::cout, ", ");
       std::copy(d_data, d_data + 512, Iter);
       std::cout << std::endl;
+      sycl::free(d_data, q_ct1);
+      sycl::free(d_rank, q_ct1);
       return false;
     }
   }
-
+  sycl::free(d_data, q_ct1);
+  sycl::free(d_rank, q_ct1);
   std::cout << "test_scatter_to_blocked pass\n";
   return true;
 }
@@ -282,9 +288,13 @@ bool test_scatter_to_striped() {
       std::ostream_iterator<int> Iter(std::cout, ", ");
       std::copy(d_data, d_data + 512, Iter);
       std::cout << std::endl;
+      sycl::free(d_data, q_ct1);
+      sycl::free(d_rank, q_ct1);
       return false;
     }
   }
+  sycl::free(d_data, q_ct1);
+  sycl::free(d_rank, q_ct1);
   std::cout << "test_blocked_to_striped pass\n";
   return true;
 }