1// RUN: %clang_tsan -O1 %s -DBUILD_LIB=1 -fno-sanitize=thread -shared -fPIC -o %dynamiclib %ld_flags_rpath_so
2// RUN: %clang_tsan -O1 %s -o %t %ld_flags_rpath_exe
3// RUN: %run %t | FileCheck %s
4
5// Test that initialization/finalization hooks are called, even when they are
6// not defined in the main executable, but by another another library that
7// doesn't directly link against the TSan runtime.
8
9#include <stdio.h>
10
11#if BUILD_LIB
12
13extern "C" void __tsan_on_initialize() {
14 printf("__tsan_on_initialize()\n");
15}
16
17extern "C" int __tsan_on_finalize(int failed) {
18 printf("__tsan_on_finalize()\n");
19 return failed;
20}
21
22#else // BUILD_LIB
23
24int main() {
25 printf(format: "main()\n");
26 return 0;
27}
28
29#endif // BUILD_LIB
30
31// CHECK: __tsan_on_initialize()
32// CHECK: main()
33// CHECK: __tsan_on_finalize()
34

source code of compiler-rt/test/tsan/on_initialize_finalize_hooks.cpp