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-rw-r--r--libcxx/include/semaphore1
1 files changed, 1 insertions, 0 deletions
diff --git a/libcxx/include/semaphore b/libcxx/include/semaphore
index ce1fa69..228cf77 100644
--- a/libcxx/include/semaphore
+++ b/libcxx/include/semaphore
@@ -52,6 +52,7 @@ using binary_semaphore = counting_semaphore<1>;
#include <__thread/timed_backoff_policy.h>
#include <__threading_support>
#include <atomic>
+#include <limits>
#include <version>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)