[Refactor] str_split() の戻り値をコピーで受け取っていたので参照に受け変えた

diff --git a/src/main/info-initializer.cpp b/src/main/info-initializer.cpp
index 4537ba3..0c5a8b7 100644 (file)
--- a/src/main/info-initializer.cpp
+++ b/src/main/info-initializer.cpp
@@ -244,7 +244,7 @@ static bool read_wilderness_definition(std::ifstream &ifs)
             continue;
         }
 
-        auto splits = str_split(line, ':');
+        const auto &splits = str_split(line, ':');
         if ((splits.size() != 3) || (splits[0] != "M")) {
             continue;
         }