maybe the include fixes topk

JacobSzwejbka · JacobSzwejbka · commit 9d97fd9b5b8f · 2025-10-17T11:25:41.000-07:00
diff --git a/kernels/portable/cpu/op_topk.cpp b/kernels/portable/cpu/op_topk.cpp
@@ -8,6 +8,7 @@
 
 #include <c10/util/irange.h>
 #include <cmath>
+#include <functional>
 #include <tuple>
 
 #include <executorch/kernels/portable/cpu/util/math_util.h>
