Fix an uninitialized field in tsan_block_context_t/AllocContext in tsan_libdispatch_m...

llvm-svn: 298738

diff --git a/compiler-rt/lib/tsan/rtl/tsan_libdispatch_mac.cc b/compiler-rt/lib/tsan/rtl/tsan_libdispatch_mac.cc
index d8c689e..bf08c74 100644 (file)
--- a/compiler-rt/lib/tsan/rtl/tsan_libdispatch_mac.cc
+++ b/compiler-rt/lib/tsan/rtl/tsan_libdispatch_mac.cc
@@ -93,6 +93,7 @@ static tsan_block_context_t *AllocContext(ThreadState *thr, uptr pc,
   new_context->free_context_in_callback = true;
   new_context->submitted_synchronously = false;
   new_context->is_barrier_block = false;
+  new_context->non_queue_sync_object = false;
   return new_context;
 }