Reset string explicitely to prevent undefined behavior

diff --git a/plocate.cpp b/plocate.cpp
index 234b70369614219c6e639184b8d1912c9e010808..36f087e348df241398dbfec4a317e198d1e19184 100644 (file)
--- a/plocate.cpp
+++ b/plocate.cpp
@@ -799,6 +799,7 @@ void parse_dbpaths(const char *ptr, vector<string> *output)
                if (*ptr == ':') {
                        // Separator.
                        output->push_back(move(str));
+                       str.clear();
                        ++ptr;
                        continue;
                }