str_map.cc: prefer prefix ++operator for non-trivial iterator

[src/common/str_map.cc:55]: (performance) Prefer prefix ++/-- operators
  for non-primitive types.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/common/str_map.cc b/src/common/str_map.cc
index a17cf77120c9effd937e6c16f7ec32fb4f8c99ae..e6351599f67ff5ec9c1427102d9b4cf1f7fe7e01 100644 (file)
--- a/src/common/str_map.cc
+++ b/src/common/str_map.cc
@@ -52,7 +52,7 @@ int get_str_map(const string &str,
 
     list<string> pairs;
     get_str_list(str, "\t\n ", pairs);
-    for (list<string>::iterator i = pairs.begin(); i != pairs.end(); i++) {
+    for (list<string>::iterator i = pairs.begin(); i != pairs.end(); ++i) {
       size_t equal = i->find('=');
       if (equal == string::npos)
        (*str_map)[*i] = string();