xref: /freebsd/contrib/llvm-project/compiler-rt/lib/nsan/nsan_preinit.cpp (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
1*0fca6ea1SDimitry Andric //===- nsan_preinit.cpp ---------------------------------------------------===//
2*0fca6ea1SDimitry Andric //
3*0fca6ea1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0fca6ea1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*0fca6ea1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0fca6ea1SDimitry Andric //
7*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
8*0fca6ea1SDimitry Andric //
9*0fca6ea1SDimitry Andric // Call __nsan_init early using ELF DT_PREINIT_ARRAY.
10*0fca6ea1SDimitry Andric //
11*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
12*0fca6ea1SDimitry Andric 
13*0fca6ea1SDimitry Andric #include "nsan/nsan.h"
14*0fca6ea1SDimitry Andric #include "sanitizer_common/sanitizer_internal_defs.h"
15*0fca6ea1SDimitry Andric 
16*0fca6ea1SDimitry Andric #if SANITIZER_CAN_USE_PREINIT_ARRAY
17*0fca6ea1SDimitry Andric 
18*0fca6ea1SDimitry Andric __attribute__((section(".preinit_array"), used)) static auto nsan_preinit =
19*0fca6ea1SDimitry Andric     __nsan_init;
20*0fca6ea1SDimitry Andric 
21*0fca6ea1SDimitry Andric #endif
22