Don't include <thread> in MetadataCache.h, all we need there is <atomic> (#65826)

kubamracek · web-flow · commit 1125e45ccaba · 2023-05-12T10:34:31.000-07:00
diff --git a/stdlib/public/runtime/MetadataCache.h b/stdlib/public/runtime/MetadataCache.h
@@ -23,7 +23,7 @@
 #include "llvm/ADT/STLExtras.h"
 
 #include <condition_variable>
-#include <thread>
+#include <atomic>
 
 #ifndef SWIFT_DEBUG_RUNTIME
 #define SWIFT_DEBUG_RUNTIME 0
