roll llvm-allocated-type 186332:204777.

Linux_x64/lib/clang/3.5.0/include/sanitizer/lsan_interface.h

+//===-- sanitizer/lsan_interface.h ------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of LeakSanitizer.
+//
+// Public interface header.
+//===----------------------------------------------------------------------===//
+#ifndef SANITIZER_LSAN_INTERFACE_H
+#define SANITIZER_LSAN_INTERFACE_H
+
+#include <sanitizer/common_interface_defs.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+  // Allocations made between calls to __lsan_disable() and __lsan_enable() will
+  // be treated as non-leaks. Disable/enable pairs may be nested.
+  void __lsan_disable();
+  void __lsan_enable();
+
+  // The heap object into which p points will be treated as a non-leak.
+  void __lsan_ignore_object(const void *p);
+
+  // Memory regions registered through this interface will be treated as sources
+  // of live pointers during leak checking. Useful if you store pointers in
+  // mapped memory.
+  // Points of note:
+  // - __lsan_unregister_root_region() must be called with the same pointer and
+  // size that have earlier been passed to __lsan_register_root_region()
+  // - LSan will skip any inaccessible memory when scanning a root region. E.g.,
+  // if you map memory within a larger region that you have mprotect'ed, you can
+  // register the entire large region.
+  // - the implementation is not optimized for performance. This interface is
+  // intended to be used for a small number of relatively static regions.
+  void __lsan_register_root_region(const void *p, size_t size);
+  void __lsan_unregister_root_region(const void *p, size_t size);
+
+  // Calling this function makes LSan enter the leak checking phase immediately.
+  // Use this if normal end-of-process leak checking happens too late (e.g. if
+  // you have intentional memory leaks in your shutdown code). Calling this
+  // function overrides end-of-process leak checking; it must be called at
+  // most once per process. This function will terminate the process if there
+  // are memory leaks and the exit_code flag is non-zero.
+  void __lsan_do_leak_check();
+
+  // The user may optionally provide this function to disallow leak checking
+  // for the program it is linked into (if the return value is non-zero). This
+  // function must be defined as returning a constant value; any behavior beyond
+  // that is unsupported.
+  int __lsan_is_turned_off();
+
+  // This function may be optionally provided by the user and should return
+  // a string containing LSan suppressions.
+  const char *__lsan_default_suppressions();
+#ifdef __cplusplus
+}  // extern "C"
+
+namespace __lsan {
+class ScopedDisabler {
+ public:
+  ScopedDisabler() { __lsan_disable(); }
+  ~ScopedDisabler() { __lsan_enable(); }
+};
+}  // namespace __lsan
+#endif
+
+#endif  // SANITIZER_LSAN_INTERFACE_H