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Diffstat (limited to 'src/RunStyles.cxx')
-rw-r--r-- | src/RunStyles.cxx | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/RunStyles.cxx b/src/RunStyles.cxx index e36d1ff12..11bab25bd 100644 --- a/src/RunStyles.cxx +++ b/src/RunStyles.cxx @@ -15,6 +15,7 @@ #include <stdexcept> #include <string_view> #include <vector> +#include <optional> #include <algorithm> #include <memory> |