Stop using random_shuffle in the libc++ test suite. It's going to be removed in c++17. Use shuffle() instead. No change to libc++, just the tests.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@294328 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/algorithms/alg.sorting/alg.heap.operations/make.heap/make_heap.pass.cpp

@@ -15,14 +15,17 @@
 //   make_heap(Iter first, Iter last);
 
 #include <algorithm>
+#include <random>
 #include <cassert>
 
+std::mt19937 randomness;
+
 void test(int N)
 {
     int* ia = new int [N];
     for (int i = 0; i < N; ++i)
         ia[i] = i;
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N);
     assert(std::is_heap(ia, ia+N));
     delete [] ia;

test/std/algorithms/alg.sorting/alg.heap.operations/make.heap/make_heap_comp.pass.cpp

@@ -17,6 +17,7 @@
 #include <algorithm>
 #include <functional>
 #include <memory>
+#include <random>
 #include <cassert>
 
 #include "test_macros.h"
@@ -29,6 +30,7 @@ struct indirect_less
         {return *x < *y;}
 };
 
+std::mt19937 randomness;
 
 void test(int N)
 {
@@ -36,7 +38,7 @@ void test(int N)
     {
     for (int i = 0; i < N; ++i)
         ia[i] = i;
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N, std::greater<int>());
     assert(std::is_heap(ia, ia+N, std::greater<int>()));
     }
@@ -64,7 +66,7 @@ void test(int N)
 //  Random
     {
     binary_counting_predicate<std::greater<int>, int, int> pred ((std::greater<int>()));
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N, std::ref(pred));
     assert(pred.count() <= 3u*N);
     assert(std::is_heap(ia, ia+N, pred));
@@ -90,7 +92,7 @@ int main()
     std::unique_ptr<int>* ia = new std::unique_ptr<int> [N];
     for (int i = 0; i < N; ++i)
         ia[i].reset(new int(i));
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N, indirect_less());
     assert(std::is_heap(ia, ia+N, indirect_less()));
     delete [] ia;

test/std/algorithms/alg.sorting/alg.heap.operations/pop.heap/pop_heap.pass.cpp

@@ -15,14 +15,17 @@
 //   pop_heap(Iter first, Iter last);
 
 #include <algorithm>
+#include <random>
 #include <cassert>
 
+std::mt19937 randomness;
+
 void test(int N)
 {
     int* ia = new int [N];
     for (int i = 0; i < N; ++i)
         ia[i] = i;
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N);
     for (int i = N; i > 0; --i)
     {

test/std/algorithms/alg.sorting/alg.heap.operations/pop.heap/pop_heap_comp.pass.cpp

@@ -16,10 +16,12 @@
 
 #include <algorithm>
 #include <functional>
+#include <random>
 #include <cassert>
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 #include <memory>
 
+
 struct indirect_less
 {
     template <class P>
@@ -29,12 +31,14 @@ struct indirect_less
 
 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
+std::mt19937 randomness;
+
 void test(int N)
 {
     int* ia = new int [N];
     for (int i = 0; i < N; ++i)
         ia[i] = i;
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N, std::greater<int>());
     for (int i = N; i > 0; --i)
     {
@@ -55,7 +59,7 @@ int main()
     std::unique_ptr<int>* ia = new std::unique_ptr<int> [N];
     for (int i = 0; i < N; ++i)
         ia[i].reset(new int(i));
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N, indirect_less());
     for (int i = N; i > 0; --i)
     {

test/std/algorithms/alg.sorting/alg.heap.operations/push.heap/push_heap.pass.cpp

@@ -16,14 +16,17 @@
 //   push_heap(Iter first, Iter last);
 
 #include <algorithm>
+#include <random>
 #include <cassert>
 
+std::mt19937 randomness;
+
 void test(int N)
 {
     int* ia = new int [N];
     for (int i = 0; i < N; ++i)
         ia[i] = i;
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     for (int i = 0; i <= N; ++i)
     {
         std::push_heap(ia, ia+i);

test/std/algorithms/alg.sorting/alg.heap.operations/push.heap/push_heap_comp.pass.cpp

@@ -17,6 +17,7 @@
 
 #include <algorithm>
 #include <functional>
+#include <random>
 #include <cassert>
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 #include <memory>
@@ -30,12 +31,14 @@ struct indirect_less
 
 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
+std::mt19937 randomness;
+
 void test(int N)
 {
     int* ia = new int [N];
     for (int i = 0; i < N; ++i)
         ia[i] = i;
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     for (int i = 0; i <= N; ++i)
     {
         std::push_heap(ia, ia+i, std::greater<int>());
@@ -54,7 +57,7 @@ int main()
     std::unique_ptr<int>* ia = new std::unique_ptr<int> [N];
     for (int i = 0; i < N; ++i)
         ia[i].reset(new int(i));
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     for (int i = 0; i <= N; ++i)
     {
         std::push_heap(ia, ia+i, indirect_less());

test/std/algorithms/alg.sorting/alg.heap.operations/sort.heap/sort_heap.pass.cpp

@@ -15,14 +15,17 @@
 //   sort_heap(Iter first, Iter last);
 
 #include <algorithm>
+#include <random>
 #include <cassert>
 
+std::mt19937 randomness;
+
 void test(int N)
 {
     int* ia = new int [N];
     for (int i = 0; i < N; ++i)
         ia[i] = i;
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N);
     std::sort_heap(ia, ia+N);
     assert(std::is_sorted(ia, ia+N));

test/std/algorithms/alg.sorting/alg.heap.operations/sort.heap/sort_heap_comp.pass.cpp

@@ -16,6 +16,7 @@
 
 #include <algorithm>
 #include <functional>
+#include <random>
 #include <cassert>
 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
 #include <memory>
@@ -29,12 +30,14 @@ struct indirect_less
 
 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
 
+std::mt19937 randomness;
+
 void test(int N)
 {
     int* ia = new int [N];
     for (int i = 0; i < N; ++i)
         ia[i] = i;
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N, std::greater<int>());
     std::sort_heap(ia, ia+N, std::greater<int>());
     assert(std::is_sorted(ia, ia+N, std::greater<int>()));
@@ -56,7 +59,7 @@ int main()
     std::unique_ptr<int>* ia = new std::unique_ptr<int> [N];
     for (int i = 0; i < N; ++i)
         ia[i].reset(new int(i));
-    std::random_shuffle(ia, ia+N);
+    std::shuffle(ia, ia+N, randomness);
     std::make_heap(ia, ia+N, indirect_less());
     std::sort_heap(ia, ia+N, indirect_less());
     assert(std::is_sorted(ia, ia+N, indirect_less()));