Remove warnings reported with gcc 4.3:

[features.git] / src / insets / InsetListingsParams.cpp

diff --git a/src/insets/InsetListingsParams.cpp b/src/insets/InsetListingsParams.cpp
index 984bab1a601fd8c36911ce3a61fdf01366b89676..d9e05e6b2049ca596289366c20ac7b1222b485b6 100644 (file)
--- a/src/insets/InsetListingsParams.cpp
+++ b/src/insets/InsetListingsParams.cpp
@@ -759,7 +759,7 @@ void InsetListingsParams::addParam(string const & key, string const & value)
        if (params_.find(key) != params_.end())
                // key=value,key=value1 is allowed in listings
                // use key_, key__, key___ etc to avoid name conflict
-               while (params_.find(keyname += '_') != params_.end());
+               while (params_.find(keyname += '_') != params_.end()) { }
        // check onoff flag
        // onoff parameter with value false
        if (!par_validator)