diff options
Diffstat (limited to 'compiler-rt/lib/tsan/rtl/tsan_flags.cc')
| -rw-r--r-- | compiler-rt/lib/tsan/rtl/tsan_flags.cc | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/compiler-rt/lib/tsan/rtl/tsan_flags.cc b/compiler-rt/lib/tsan/rtl/tsan_flags.cc index 7412c502528..fdb95bfd608 100644 --- a/compiler-rt/lib/tsan/rtl/tsan_flags.cc +++ b/compiler-rt/lib/tsan/rtl/tsan_flags.cc @@ -56,6 +56,11 @@ void InitializeFlags(Flags *f, const char *env) { f->stop_on_start = false; f->running_on_valgrind = false; f->external_symbolizer_path = ""; + f->history_size = 2; + +#ifdef TSAN_GO + f->history_size = 1; // There are a lot of goroutines. +#endif // Let a frontend override. OverrideFlags(f); @@ -79,12 +84,19 @@ void InitializeFlags(Flags *f, const char *env) { ParseFlag(env, &f->flush_memory_ms, "flush_memory_ms"); ParseFlag(env, &f->stop_on_start, "stop_on_start"); ParseFlag(env, &f->external_symbolizer_path, "external_symbolizer_path"); + ParseFlag(env, &f->history_size, "history_size"); if (!f->report_bugs) { f->report_thread_leaks = false; f->report_destroy_locked = false; f->report_signal_unsafe = false; } + + if (f->history_size < 0 || f->history_size > 7) { + Printf("ThreadSanitizer: incorrect value for history_size" + " (must be [0..7])\n"); + Die(); + } } } // namespace __tsan |
