trace: give repo_setup trace its own key

diff --git a/t/t4018-diff-funcname.sh b/t/t4018-diff-funcname.sh
index 0a61b57b5f6f00ae4c0734a34ce45c0ba1fcf098..364693062399228cd6a18b52a21db173519d8e94 100755 (executable)
--- a/t/t4018-diff-funcname.sh
+++ b/t/t4018-diff-funcname.sh
@@ -32,7 +32,7 @@ EOF
 
 sed 's/beer\\/beer,\\/' < Beer.java > Beer-correct.java
 
-builtin_patterns="bibtex cpp csharp fortran html java objc pascal php python ruby tex"
+builtin_patterns="bibtex cpp csharp fortran html java objc pascal perl php python ruby tex"
 for p in $builtin_patterns
 do
        test_expect_success "builtin $p pattern compiles" '