1*3d4bba30STeresa Johnson //===-- memprof_preinit.cpp ----------------------------------------------===//
2*3d4bba30STeresa Johnson //
3*3d4bba30STeresa Johnson // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*3d4bba30STeresa Johnson // See https://llvm.org/LICENSE.txt for license information.
5*3d4bba30STeresa Johnson // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*3d4bba30STeresa Johnson //
7*3d4bba30STeresa Johnson //===----------------------------------------------------------------------===//
8*3d4bba30STeresa Johnson //
9*3d4bba30STeresa Johnson // This file is a part of MemProfiler, a memory profiler.
10*3d4bba30STeresa Johnson //
11*3d4bba30STeresa Johnson // Call __memprof_init at the very early stage of process startup.
12*3d4bba30STeresa Johnson //===----------------------------------------------------------------------===//
13*3d4bba30STeresa Johnson #include "memprof_internal.h"
14*3d4bba30STeresa Johnson 
15*3d4bba30STeresa Johnson using namespace __memprof;
16*3d4bba30STeresa Johnson 
17*3d4bba30STeresa Johnson #if SANITIZER_CAN_USE_PREINIT_ARRAY
18*3d4bba30STeresa Johnson // The symbol is called __local_memprof_preinit, because it's not intended to
19*3d4bba30STeresa Johnson // be exported. This code linked into the main executable when -fmemory-profile
20*3d4bba30STeresa Johnson // is in the link flags. It can only use exported interface functions.
21*3d4bba30STeresa Johnson __attribute__((section(".preinit_array"),
22*3d4bba30STeresa Johnson                used)) void (*__local_memprof_preinit)(void) = __memprof_preinit;
23*3d4bba30STeresa Johnson #endif
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