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-rwxr-xr-xt/op/pat.t11
1 files changed, 9 insertions, 2 deletions
diff --git a/t/op/pat.t b/t/op/pat.t
index 7a324dbdf0..7386f26977 100755
--- a/t/op/pat.t
+++ b/t/op/pat.t
@@ -6,7 +6,7 @@
$| = 1;
-print "1..972\n";
+print "1..977\n";
BEGIN {
chdir 't' if -d 't';
@@ -3061,4 +3061,11 @@ ok(/[^\d]+/, "m/[^\d]/ utf8");
ok(($a = $_, $_ =~ s/[^\s]+/./g), "s/[^\s]/ utf8");
ok(($a = $_, $a =~ s/[^\d]+/./g), "s/[^\s]/ utf8");
-# last test 972
+ok("\x{100}" =~ /\x{100}/, "[perl #15397]");
+ok("\x{100}" =~ /(\x{100})/, "[perl #15397]");
+ok("\x{100}" =~ /(\x{100}){1}/, "[perl #15397]");
+ok("\x{100}\x{100}" =~ /(\x{100}){2}/, "[perl #15397]");
+ok("\x{100}\x{100}" =~ /(\x{100})(\x{100})/, "[perl #15397]");
+
+# last test 977
+