for_each_string_list_item: avoid undefined behavior for empty list

diff --git a/t/test-lib.sh b/t/test-lib.sh
index 1b6e53f78aef40673354e5f1911d78808ae8ef4d..51f52dcd4e3afaebda1a0a4c1a493e869cda3cc0 100644 (file)
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -991,9 +991,6 @@ case $uname_s in
        find () {
                /usr/bin/find "$@"
        }
-       sum () {
-               md5sum "$@"
-       }
        # git sees Windows-style pwd
        pwd () {
                builtin pwd -W