passedByValue
ftp://ftp.de.debian.org/debian/pool/main/t/tralics/tralics_2.14.4.orig.tar.gz
head tralics/src/txbib.C:1820:50: performance: Function parameter 's' should be passed by const reference. [passedByValue]
head tralics/src/txbib.C:2928:57: performance: Function parameter 'no_year' should be passed by const reference. [passedByValue]