diff options
Diffstat (limited to 'src/libexpr/eval.hh')
| -rw-r--r-- | src/libexpr/eval.hh | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/libexpr/eval.hh b/src/libexpr/eval.hh index 2291d618c..411364d9f 100644 --- a/src/libexpr/eval.hh +++ b/src/libexpr/eval.hh @@ -17,6 +17,7 @@ #include <optional> #include <unordered_map> #include <mutex> +#include <functional> namespace nix { @@ -71,7 +72,7 @@ struct PrimOp /** * Implementation of the primop. */ - PrimOpFun fun; + std::function<std::remove_pointer<PrimOpFun>::type> fun; /** * Optional experimental for this to be gated on. |