stlcstrReturn
ftp://ftp.de.debian.org/debian/pool/main/u/ui-utilcpp/ui-utilcpp_1.10.4.orig.tar.gz
ui-utilcpp-1.10.4/src/ui-utilcpp/PosixRegex.cpp:18:2: performance: Returning the result of c_str() in a function that returns std::string is slow and redundant. [stlcstrReturn]