Merge pull request #19717 from danbey:bad_value_param_should_be_passed_by_reference

4 years ago · 68fae94cbb
parent 6da5c7c1d0 d4d805cb3e
commit 68fae94cbb
1 changed files with 1 additions and 1 deletions
--- a/modules/core/src/system.cpp
+++ b/modules/core/src/system.cpp
@ -1938,7 +1938,7 @@ class ParseError
 {
    std::string bad_value;
 public:
-    ParseError(const std::string bad_value_) :bad_value(bad_value_) {}
+    ParseError(const std::string &bad_value_) :bad_value(bad_value_) {}
    std::string toString(const std::string &param) const
    {
        std::ostringstream out;