1 files changed, 53 insertions, 0 deletions
diff --git a/third_party/abseil_cpp/absl/debugging/leak_check.cc b/third_party/abseil_cpp/absl/debugging/leak_check.cc
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index 000000000000..ff9049559d4d
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+++ b/third_party/abseil_cpp/absl/debugging/leak_check.cc
@@ -0,0 +1,53 @@
+// Copyright 2017 The Abseil Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Wrappers around lsan_interface functions.
+// When lsan is not linked in, these functions are not available,
+// therefore Abseil code which depends on these functions is conditioned on the
+// definition of LEAK_SANITIZER.
+#include "absl/debugging/leak_check.h"
+
+#ifndef LEAK_SANITIZER
+
+namespace absl {
+ABSL_NAMESPACE_BEGIN
+bool HaveLeakSanitizer() { return false; }
+void DoIgnoreLeak(const void*) { }
+void RegisterLivePointers(const void*, size_t) { }
+void UnRegisterLivePointers(const void*, size_t) { }
+LeakCheckDisabler::LeakCheckDisabler() { }
+LeakCheckDisabler::~LeakCheckDisabler() { }
+ABSL_NAMESPACE_END
+}  // namespace absl
+
+#else
+
+#include <sanitizer/lsan_interface.h>
+
+namespace absl {
+ABSL_NAMESPACE_BEGIN
+bool HaveLeakSanitizer() { return true; }
+void DoIgnoreLeak(const void* ptr) { __lsan_ignore_object(ptr); }
+void RegisterLivePointers(const void* ptr, size_t size) {
+  __lsan_register_root_region(ptr, size);
+}
+void UnRegisterLivePointers(const void* ptr, size_t size) {
+  __lsan_unregister_root_region(ptr, size);
+}
+LeakCheckDisabler::LeakCheckDisabler() { __lsan_disable(); }
+LeakCheckDisabler::~LeakCheckDisabler() { __lsan_enable(); }
+ABSL_NAMESPACE_END
+}  // namespace absl
+
+#endif  // LEAK_SANITIZER