1 files changed, 4 insertions, 0 deletions
diff --git a/compiler-rt/lib/scudo/standalone/tsd_exclusive.h b/compiler-rt/lib/scudo/standalone/tsd_exclusive.h
index 0634e0b3eb3..ce9affcb439 100644
--- a/compiler-rt/lib/scudo/standalone/tsd_exclusive.h
+++ b/compiler-rt/lib/scudo/standalone/tsd_exclusive.h
@@ -37,6 +37,10 @@ template <class Allocator> struct TSDRegistryExT {
     initLinkerInitialized(Instance);
   }
 
+  void unmapTestOnly() {
+    unmap(reinterpret_cast<void *>(FallbackTSD), sizeof(TSD<Allocator>));
+  }
+
   ALWAYS_INLINE void initThreadMaybe(Allocator *Instance, bool MinimalInit) {
     if (LIKELY(State != ThreadState::NotInitialized))
       return;