repro for crbug.com/663886

base/callback_helpers_unittest.cc

-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "base/callback_helpers.h"
-
-#include "base/bind.h"
-#include "base/callback.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace {
-
-void Increment(int* value) {
+__attribute__((visibility("default"))) void Increment(int* value) {
   (*value)++;
 }
 
-TEST(CallbackHelpersTest, TestScopedClosureRunnerExitScope) {
-  int run_count = 0;
-  {
-    base::ScopedClosureRunner runner(base::Bind(&Increment, &run_count));
-    EXPECT_EQ(0, run_count);
-  }
-  EXPECT_EQ(1, run_count);
-}
+class Listener {
+ public:
+  Listener() : total_(0) {}
+  void IncrementTotal() { total_++; }
+  int total_;
+};
 
-TEST(CallbackHelpersTest, TestScopedClosureRunnerRelease) {
-  int run_count = 0;
-  base::Closure c;
-  {
-    base::ScopedClosureRunner runner(base::Bind(&Increment, &run_count));
-    c = runner.Release();
-    EXPECT_EQ(0, run_count);
-  }
-  EXPECT_EQ(0, run_count);
-  c.Run();
-  EXPECT_EQ(1, run_count);
-}
-
-TEST(CallbackHelpersTest, TestScopedClosureRunnerReplaceClosure) {
-  int run_count_1 = 0;
-  int run_count_2 = 0;
-  {
-    base::ScopedClosureRunner runner;
-    runner.ReplaceClosure(base::Bind(&Increment, &run_count_1));
-    runner.ReplaceClosure(base::Bind(&Increment, &run_count_2));
-    EXPECT_EQ(0, run_count_1);
-    EXPECT_EQ(0, run_count_2);
-  }
-  EXPECT_EQ(0, run_count_1);
-  EXPECT_EQ(1, run_count_2);
-}
-
-TEST(CallbackHelpersTest, TestScopedClosureRunnerRunAndReset) {
-  int run_count_3 = 0;
-  {
-    base::ScopedClosureRunner runner(base::Bind(&Increment, &run_count_3));
-    EXPECT_EQ(0, run_count_3);
-    runner.RunAndReset();
-    EXPECT_EQ(1, run_count_3);
-  }
-  EXPECT_EQ(1, run_count_3);
-}
-
-TEST(CallbackHelpersTest, TestScopedClosureRunnerMoveConstructor) {
-  int run_count = 0;
-  {
-    std::unique_ptr<base::ScopedClosureRunner> runner(
-        new base::ScopedClosureRunner(base::Bind(&Increment, &run_count)));
-    base::ScopedClosureRunner runner2(std::move(*runner));
-    runner.reset();
-    EXPECT_EQ(0, run_count);
-  }
-  EXPECT_EQ(1, run_count);
-}
-
-TEST(CallbackHelpersTest, TestScopedClosureRunnerMoveAssignment) {
-  int run_count_1 = 0;
-  int run_count_2 = 0;
-  {
-    base::ScopedClosureRunner runner(base::Bind(&Increment, &run_count_1));
-    {
-      base::ScopedClosureRunner runner2(base::Bind(&Increment, &run_count_2));
-      runner = std::move(runner2);
-      EXPECT_EQ(0, run_count_1);
-      EXPECT_EQ(0, run_count_2);
-    }
-    EXPECT_EQ(0, run_count_1);
-    EXPECT_EQ(0, run_count_2);
-  }
-  EXPECT_EQ(0, run_count_1);
-  EXPECT_EQ(1, run_count_2);
-}
-
-}  // namespace
+void(Listener::*secret(void (Listener::*memptr)()))() { return memptr; }
+Listener* secret(Listener* l) { return l; }