Fixing whitespace problems

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@111767 91177308-0d34-0410-b5e6-96231b3b80d8

test/utilities/memory/util.smartptr/util.smartptr.shared/test_deleter.h

@@ -1 +1,60 @@
-//===----------------------------------------------------------------------===//
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <memory>
+
+// shared_ptr
+
+// Example move-only deleter
+
+#ifndef DELETER_H
+#define DELETER_H
+
+#include <type_traits>
+#include <cassert>
+
+struct test_deleter_base
+{
+    static int count;
+    static int dealloc_count;
+};
+
+int test_deleter_base::count = 0;
+int test_deleter_base::dealloc_count = 0;
+
+template <class T>
+class test_deleter
+    : public test_deleter_base
+{
+    int state_;
+
+public:
+
+    test_deleter() : state_(0) {++count;}
+    explicit test_deleter(int s) : state_(s) {++count;}
+    test_deleter(const test_deleter& d)
+        : state_(d.state_) {++count;}
+    ~test_deleter() {assert(state_ >= 0); --count; state_ = -1;}
+
+    int state() const {return state_;}
+    void set_state(int i) {state_ = i;}
+
+    void operator()(T* p) {assert(state_ >= 0); ++dealloc_count; delete p;}
+};
+
+template <class T>
+void
+swap(test_deleter<T>& x, test_deleter<T>& y)
+{
+    test_deleter<T> t(std::move(x));
+    x = std::move(y);
+    y = std::move(t);
+}
+
+#endif  // DELETER_H