avoid extraneous copy

2019-09-23 10:14:33 -07:00
parent c7c7585950
commit d01ba94ed7
1 changed files with 1 additions and 1 deletions
--- a/src/misc/pv/epicsException.h
+++ b/src/misc/pv/epicsException.h
@@ -207,7 +207,7 @@ public:
    /**
     * Constructor.
     */
-    explicit BaseException(const std::string msg) : std::logic_error(msg) {}
+    explicit BaseException(const std::string& msg) : std::logic_error(msg) {}

    /**
     * Destructor.