xref: /netbsd-src/sys/external/bsd/compiler_rt/dist/lib/ubsan/ubsan_init_standalone_preinit.cc (revision a7c257b03e4462df2b1020128fb82716512d7856)
1 //===-- ubsan_init_standalone_preinit.cc ---------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // Initialization of standalone UBSan runtime.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "ubsan_platform.h"
15 #if !CAN_SANITIZE_UB
16 #error "UBSan is not supported on this platform!"
17 #endif
18 
19 #include "sanitizer_common/sanitizer_internal_defs.h"
20 #include "ubsan_init.h"
21 #include "ubsan_signals_standalone.h"
22 
23 #if SANITIZER_CAN_USE_PREINIT_ARRAY
24 
25 namespace __ubsan {
26 
PreInitAsStandalone()27 static void PreInitAsStandalone() {
28   InitAsStandalone();
29   InitializeDeadlySignals();
30 }
31 
32 } // namespace __ubsan
33 
34 __attribute__((section(".preinit_array"), used)) void (*__local_ubsan_preinit)(
35     void) = __ubsan::PreInitAsStandalone;
36 #endif // SANITIZER_CAN_USE_PREINIT_ARRAY
37