[clang-tidy] convert several functions to const &

Found with performance-unnecessary-value-param Signed-off-by: Rosen Penev <rosenp@gmail.com>
2020-01-31 21:10:03 -08:00
parent 4b0444e760
commit 452c41b71f
12 changed files with 45 additions and 40 deletions
--- a/src/command/CommandError.hxx
+++ b/src/command/CommandError.hxx
@@ -28,6 +28,6 @@ class Response;
 * Send the exception to the client.
 */
 void
-PrintError(Response &r, std::exception_ptr ep);
+PrintError(Response &r, const std::exception_ptr& ep);

 #endif