1*af732203SDimitry Andric //===-- memprof_preinit.cpp ----------------------------------------------===//
2*af732203SDimitry Andric //
3*af732203SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*af732203SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*af732203SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*af732203SDimitry Andric //
7*af732203SDimitry Andric //===----------------------------------------------------------------------===//
8*af732203SDimitry Andric //
9*af732203SDimitry Andric // This file is a part of MemProfiler, a memory profiler.
10*af732203SDimitry Andric //
11*af732203SDimitry Andric // Call __memprof_init at the very early stage of process startup.
12*af732203SDimitry Andric //===----------------------------------------------------------------------===//
13*af732203SDimitry Andric #include "memprof_internal.h"
14*af732203SDimitry Andric 
15*af732203SDimitry Andric using namespace __memprof;
16*af732203SDimitry Andric 
17*af732203SDimitry Andric #if SANITIZER_CAN_USE_PREINIT_ARRAY
18*af732203SDimitry Andric // The symbol is called __local_memprof_preinit, because it's not intended to
19*af732203SDimitry Andric // be exported. This code linked into the main executable when -fmemory-profile
20*af732203SDimitry Andric // is in the link flags. It can only use exported interface functions.
21*af732203SDimitry Andric __attribute__((section(".preinit_array"),
22*af732203SDimitry Andric                used)) void (*__local_memprof_preinit)(void) = __memprof_preinit;
23*af732203SDimitry Andric #endif
24