Do not call fiber if it's not available

8thwall · Aug 4, 2023 · ba375d7 · ba375d7
1 parent a07f07b
commit ba375d7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/c++/src/kj/async.c++ b/c++/src/kj/async.c++
@@ -1468,8 +1468,10 @@ struct FiberStack::StartRoutine {
 
     auto& stack = *reinterpret_cast<FiberStack*>(ptr);
 
+#if KJ_USE_FIBERS
     __sanitizer_finish_switch_fiber(nullptr,
         &stack.impl->originalBottom, &stack.impl->originalSize);
+#endif
 
     // We first switch to the fiber inside of the FiberStack constructor. This is just for
     // initialization purposes, and we're expected to switch back immediately.