Home | History | Annotate | Line # | Download | only in tests 
      1 //===-- asan_test_main.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 // This file is a part of AddressSanitizer, an address sanity checker.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 #include "asan_test_utils.h"
     14 #include "sanitizer_common/sanitizer_platform.h"
     15 
     16 // Default ASAN_OPTIONS for the unit tests.
     17 extern "C" const char* __asan_default_options() {
     18 #if SANITIZER_MAC
     19   // On Darwin, we default to `abort_on_error=1`, which would make tests run
     20   // much slower. Let's override this and run lit tests with 'abort_on_error=0'
     21   // and make sure we do not overwhelm the syslog while testing. Also, let's
     22   // turn symbolization off to speed up testing, especially when not running
     23   // with llvm-symbolizer but with atos.
     24   return "symbolize=false:abort_on_error=0:log_to_syslog=0";
     25 #elif SANITIZER_SUPPRESS_LEAK_ON_PTHREAD_EXIT
     26   // On PowerPC and ARM Thumb, a couple tests involving pthread_exit fail due to
     27   // leaks detected by LSan. Symbolized leak report is required to apply a
     28   // suppression for this known problem.
     29   return "";
     30 #else
     31   // Let's turn symbolization off to speed up testing (more than 3 times speedup
     32   // observed).
     33   return "symbolize=false";
     34 #endif
     35 }
     36 
     37 namespace __sanitizer {
     38 bool ReexecDisabled() {
     39 #if __has_feature(address_sanitizer) && SANITIZER_MAC
     40   // Allow re-exec in instrumented unit tests on Darwin.  Technically, we only
     41   // need this for 10.10 and below, where re-exec is required for the
     42   // interceptors to work, but to avoid duplicating the version detection logic,
     43   // let's just allow re-exec for all Darwin versions.  On newer OS versions,
     44   // returning 'false' doesn't do anything anyway, because we don't re-exec.
     45   return false;
     46 #else
     47   return true;
     48 #endif
     49 }
     50 }  // namespace __sanitizer
     51 
     52 int main(int argc, char **argv) {
     53   testing::GTEST_FLAG(death_test_style) = "threadsafe";
     54   testing::InitGoogleTest(&argc, argv);
     55   return RUN_ALL_TESTS();
     56 }
     57