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-rw-r--r--absl/synchronization/internal/graphcycles.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/absl/synchronization/internal/graphcycles.cc b/absl/synchronization/internal/graphcycles.cc
index d7ae0cf3..9bc9c8a0 100644
--- a/absl/synchronization/internal/graphcycles.cc
+++ b/absl/synchronization/internal/graphcycles.cc
@@ -28,6 +28,7 @@
// (2) When a new edge (x->y) is inserted, do nothing if rank[x] < rank[y].
// (3) Otherwise: adjust ranks in the neighborhood of x and y.
+#include "absl/base/attributes.h"
// This file is a no-op if the required LowLevelAlloc support is missing.
#include "absl/base/internal/low_level_alloc.h"
#ifndef ABSL_LOW_LEVEL_ALLOC_MISSING