libstdc++: Reduce header dependencies from PSTL headers [PR92546]

[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 25_algorithms / for_each / constrained.cc

diff --git a/libstdc++-v3/testsuite/25_algorithms/for_each/constrained.cc b/libstdc++-v3/testsuite/25_algorithms/for_each/constrained.cc
index 85044a15092795ce64fb56bbdc4f1dce60dc9a97..9ffc33f88d50cf6534b5919fb82faa811258966f 100644 (file)
--- a/libstdc++-v3/testsuite/25_algorithms/for_each/constrained.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/for_each/constrained.cc
@@ -19,6 +19,7 @@
 // { dg-do run { target c++2a } }
 
 #include <algorithm>
+#include <functional>
 #include <testsuite_hooks.h>
 #include <testsuite_iterators.h>