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-rw-r--r--t/op/coreinline.t4
1 files changed, 4 insertions, 0 deletions
diff --git a/t/op/coreinline.t b/t/op/coreinline.t
index fb5c44e564..34ae9e23ed 100644
--- a/t/op/coreinline.t
+++ b/t/op/coreinline.t
@@ -1,5 +1,9 @@
#!./perl
+# This script tests the inlining of CORE:: subs. Since it’s convenient
+# (this script reads the list in keywords.pl), we also test that prototypes
+# match the built-ins and check for undefinedness.
+
BEGIN {
chdir 't' if -d 't';
@INC = qw(. ../lib);