compiler-rt/test/tsan/on_initialize_finalize_hooks.cpp

   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
  13 extern "C" void __tsan_on_initialize() {
  14   printf("__tsan_on_initialize()\n");
  15 }
  16
  17 extern "C" int __tsan_on_finalize(int failed) {
  18   printf("__tsan_on_finalize()\n");
  19   return failed;
  20 }
  21
  22 #else // BUILD_LIB
  23
  24 int main() {
  25   printf("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()