id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	difficulty
1639	srfi-13: string-concatenate stops when cdr is non-list	felix winkelmann		"{{{
(string-concatenate '(""abc"" . ""def"")) => ""abc""
}}}

It should probably signal an error. The implementation in SRFI-13 stops at non-pair, this should either be documented or blow up.
"	defect	closed	minor	someday	extensions	5.1.0	fixed			easy