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Diffstat (limited to 'test/unit/testCharClassify.cxx')
| -rw-r--r-- | test/unit/testCharClassify.cxx | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/test/unit/testCharClassify.cxx b/test/unit/testCharClassify.cxx index 82d2f2a45..c44a7e973 100644 --- a/test/unit/testCharClassify.cxx +++ b/test/unit/testCharClassify.cxx @@ -4,6 +4,7 @@ #include <string_view> #include <vector> +#include <optional> #include <algorithm> #include <memory> #include <iostream> |