diff options
Diffstat (limited to 'lib/asan/asan_posix.cc')
| -rw-r--r-- | lib/asan/asan_posix.cc | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/asan/asan_posix.cc b/lib/asan/asan_posix.cc index f463c5a63..84a29ec6a 100644 --- a/lib/asan/asan_posix.cc +++ b/lib/asan/asan_posix.cc @@ -36,8 +36,9 @@ namespace __asan { void AsanOnDeadlySignal(int signo, void *siginfo, void *context) { ScopedDeadlySignal signal_scope(GetCurrentThread()); int code = (int)((siginfo_t*)siginfo)->si_code; - // Write the first message using the bullet-proof write. - if (18 != internal_write(2, "ASAN:DEADLYSIGNAL\n", 18)) Die(); + // Write the first message using fd=2, just in case. + // It may actually fail to write in case stderr is closed. + internal_write(2, "ASAN:DEADLYSIGNAL\n", 18); SignalContext sig = SignalContext::Create(siginfo, context); // Access at a reasonable offset above SP, or slightly below it (to account |