memprof_preinit.cpp 1.0 KB

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  1. //===-- memprof_preinit.cpp ----------------------------------------------===//
  2. //
  3. // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  4. // See https://llvm.org/LICENSE.txt for license information.
  5. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  6. //
  7. //===----------------------------------------------------------------------===//
  8. //
  9. // This file is a part of MemProfiler, a memory profiler.
  10. //
  11. // Call __memprof_init at the very early stage of process startup.
  12. //===----------------------------------------------------------------------===//
  13. #include "memprof_internal.h"
  14. using namespace __memprof;
  15. #if SANITIZER_CAN_USE_PREINIT_ARRAY
  16. // The symbol is called __local_memprof_preinit, because it's not intended to
  17. // be exported. This code linked into the main executable when -fmemory-profile
  18. // is in the link flags. It can only use exported interface functions.
  19. __attribute__((section(".preinit_array"),
  20. used)) void (*__local_memprof_preinit)(void) = __memprof_preinit;
  21. #endif