Merge "Fix clang-tidy performance warnings."

am: 240faf5ef0 Change-Id: I161e035f9ef297635baa8cd97bbc9860e5852b5c
2016-08-01 21:13:54 +00:00
parent dbce967b11 240faf5ef0
commit 644526cfa5
1 changed files with 1 additions and 1 deletions
--- a/tools/atree/atree.cpp
+++ b/tools/atree/atree.cpp
@@ -92,7 +92,7 @@ debug_printf(const char* format, ...)

 // Escape the filename so that it can be added to the makefile properly.
 static string
-escape_filename(const string name)
+escape_filename(const string& name)
 {
    ostringstream new_name;
    for (string::const_iterator iter = name.begin(); iter != name.end(); ++iter)