Change OOMs to raise custom exception rather than breakpoint on Windows.

base/process/memory_unittest.cc

 // Copyright (c) 2012 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.
 
 #define _CRT_SECURE_NO_WARNINGS
 
 #include "base/process/memory.h"
 
 #include <stddef.h>
 
@@ skipping 74 matching lines @@
 // Android doesn't implement set_new_handler, so we can't use the
 // OutOfMemoryTest cases. OpenBSD does not support these tests either.
 // Don't test these on ASan/TSan/MSan configurations: only test the real
 // allocator.
 // Windows only supports these tests with the allocator shim in place.
 #if !defined(OS_ANDROID) && !defined(OS_OPENBSD) && \
     BUILDFLAG(ENABLE_WIN_ALLOCATOR_SHIM_TESTS) &&   \
     !defined(MEMORY_TOOL_REPLACES_ALLOCATOR)
 
 namespace {
-const char *kOomRegex = "Out of memory";
+#if defined(OS_WIN)
+// Windows raises an exception rather than using LOG(FATAL) in order to make the
+// exit code unique to OOM.
+const char* kOomRegex = "";
+const int kExitCode = base::win::kOomExceptionCode;
+#else
+const char* kOomRegex = "Out of memory";
+const int kExitCode = 1;
+#endif
 }  // namespace
 
 class OutOfMemoryTest : public testing::Test {
  public:
   OutOfMemoryTest()
     : value_(NULL),
     // Make test size as large as possible minus a few pages so
     // that alignment or other rounding doesn't make it wrap.
     test_size_(std::numeric_limits<std::size_t>::max() - 12 * 1024),
     // A test size that is > 2Gb and will cause the allocators to reject
@@ skipping 15 matching lines @@
     // Must call EnableTerminationOnOutOfMemory() because that is called from
     // chrome's main function and therefore hasn't been called yet.
     // Since this call may result in another thread being created and death
     // tests shouldn't be started in a multithread environment, this call
     // should be done inside of the ASSERT_DEATH.
     base::EnableTerminationOnOutOfMemory();
   }
 };
 
 TEST_F(OutOfMemoryDeathTest, New) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = operator new(test_size_);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, NewArray) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = new char[test_size_];
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, Malloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = malloc(test_size_);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, Realloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = realloc(NULL, test_size_);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, Calloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = calloc(1024, test_size_ / 1024L);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, AlignedAlloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = base::AlignedAlloc(test_size_, 8);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 // POSIX does not define an aligned realloc function.
 #if defined(OS_WIN)
 TEST_F(OutOfMemoryDeathTest, AlignedRealloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = _aligned_realloc(NULL, test_size_, 8);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 #endif  // defined(OS_WIN)
 
 // OS X has no 2Gb allocation limit.
 // See https://crbug.com/169327.
 #if !defined(OS_MACOSX)
 TEST_F(OutOfMemoryDeathTest, SecurityNew) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = operator new(insecure_test_size_);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, SecurityNewArray) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = new char[insecure_test_size_];
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, SecurityMalloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = malloc(insecure_test_size_);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, SecurityRealloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = realloc(NULL, insecure_test_size_);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, SecurityCalloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = calloc(1024, insecure_test_size_ / 1024L);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 TEST_F(OutOfMemoryDeathTest, SecurityAlignedAlloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = base::AlignedAlloc(insecure_test_size_, 8);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 
 // POSIX does not define an aligned realloc function.
 #if defined(OS_WIN)
 TEST_F(OutOfMemoryDeathTest, SecurityAlignedRealloc) {
-  ASSERT_DEATH({
+  ASSERT_EXIT({
       SetUpInDeathAssert();
       value_ = _aligned_realloc(NULL, insecure_test_size_, 8);
-    }, kOomRegex);
+    }, testing::ExitedWithCode(kExitCode), kOomRegex);
 }
 #endif  // defined(OS_WIN)
 #endif  // !defined(OS_MACOSX)
 
 #if defined(OS_LINUX)
 
 TEST_F(OutOfMemoryDeathTest, Valloc) {
   ASSERT_DEATH({
       SetUpInDeathAssert();
       value_ = valloc(test_size_);
@@ skipping 188 matching lines @@
   for (size_t i = 0; i < (kSafeCallocItems * kSafeCallocSize); ++i)
     EXPECT_EQ(0, bytes[i]);
   free(value_);
 
   EXPECT_FALSE(base::UncheckedCalloc(1, test_size_, &value_));
   EXPECT_TRUE(value_ == NULL);
 }
 #endif  // !defined(MEMORY_TOOL_REPLACES_ALLOCATOR)
 #endif  // !defined(OS_ANDROID) && !defined(OS_OPENBSD) && !(defined(OS_WIN) &&
         // !defined(ALLOCATOR_SHIM)) && !defined(MEMORY_TOOL_REPLACES_ALLOCATOR)