fetch magic on the first stacked filetest, not the last

fixes #18293

2 files changed, 10 insertions, 2 deletions

diff --git a/pp_sys.c b/pp_sys.c
index 66c5d9aade..5c9f768eaf 100644
--- a/pp_sys.c
+++ b/pp_sys.c
@@ -3067,7 +3067,7 @@ S_try_amagic_ftest(pTHX_ char chr) {
     SV *const arg = *PL_stack_sp;
 
     assert(chr != '?');
-    if (!(PL_op->op_private & OPpFT_STACKING)) SvGETMAGIC(arg);
+    if (!(PL_op->op_private & OPpFT_STACKED)) SvGETMAGIC(arg);
 
     if (SvAMAGIC(arg))
     {
diff --git a/t/op/filetest.t b/t/op/filetest.t
index fe9724c59a..7c471c050c 100644
--- a/t/op/filetest.t
+++ b/t/op/filetest.t
@@ -9,7 +9,7 @@ BEGIN {
     set_up_inc(qw '../lib ../cpan/Perl-OSType/lib');
 }
 
-plan(tests => 57 + 27*14);
+plan(tests => 58 + 27*14);
 
 if ($^O =~ /MSWin32|cygwin|msys/ && !is_miniperl) {
   require Win32; # for IsAdminUser()
@@ -385,3 +385,11 @@ SKIP: {
     ok(!-f "TEST\0-", '-f on name with \0');
     ok(!-r "TEST\0-", '-r on name with \0');
 }
+
+{
+    # github #18293
+    "" =~ /(.*)/;
+    my $x = $1; # call magic on $1, setting the pv to ""
+    "test.pl" =~ /(.*)/;
+    ok(-f -r $1, "stacked handles on a name with magic");
+}