diff options
Diffstat (limited to 'src/libslic3r/Optimize/Optimizer.hpp')
| -rw-r--r-- | src/libslic3r/Optimize/Optimizer.hpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libslic3r/Optimize/Optimizer.hpp b/src/libslic3r/Optimize/Optimizer.hpp index 05191eba2..8ae55c61c 100644 --- a/src/libslic3r/Optimize/Optimizer.hpp +++ b/src/libslic3r/Optimize/Optimizer.hpp @@ -8,6 +8,7 @@ #include <functional> #include <limits> #include <cassert> +#include <optional> namespace Slic3r { namespace opt { |