Fixing compilation error under Visual2012.

diff --git a/src/INTERP_KERNEL/InterpolationUtils.hxx b/src/INTERP_KERNEL/InterpolationUtils.hxx
index 46df158ddd4340252b5d912eacf0ddc4193331eb..18d550d32029b38d72a928581787f4418603e52f 100644 (file)
--- a/src/INTERP_KERNEL/InterpolationUtils.hxx
+++ b/src/INTERP_KERNEL/InterpolationUtils.hxx
@@ -34,6 +34,7 @@
 #include <algorithm>
 #include <iostream>
 #include <limits>
+#include <functional>
 
 namespace INTERP_KERNEL
 {