Rafael noticed a bug in 34873 - I was comparing against the wrong

variable, and hence (usually) saving all globs, not just those that
should be kept.

p4raw-id: //depot/perl@34879

2 files changed, 12 insertions, 3 deletions

diff --git a/pp_ctl.c b/pp_ctl.c
index ba0dee08fe..a29c1f4ee7 100644
--- a/pp_ctl.c
+++ b/pp_ctl.c
@@ -3731,7 +3731,7 @@ PP(pp_entereval)
     PUTBACK;
     ok = doeval(gimme, NULL, runcv, seq);
     if ((PERLDB_LINE || PERLDB_SAVESRC)
-	&& was != (I32)PL_sub_generation /* Some subs defined here. */
+	&& was != (U32)PL_breakable_sub_generation /* Some subs defined here. */
 	&& ok) {
 	/* Just need to change the string in our writable scratch buffer that
 	   will be used at scope exit to delete this eval's "file" name, to
diff --git a/t/comp/retainedlines.t b/t/comp/retainedlines.t
index aa044ad84e..41c279e62b 100644
--- a/t/comp/retainedlines.t
+++ b/t/comp/retainedlines.t
@@ -10,7 +10,9 @@ BEGIN {
 
 use strict;
 
-plan( tests => 19 );
+plan (tests => 21);
+
+$^P = 0xA;
 
 my @before = grep { /eval/ } keys %::;
 
@@ -20,7 +22,6 @@ my %seen;
 my $name = 'foo';
 
 for my $sep (' ', "\0") {
-    $^P = 0xA;
 
     my $prog = "sub $name {
     'Perl${sep}Rules'
@@ -46,3 +47,11 @@ for my $sep (' ', "\0") {
     $seen{$keys[0]}++;
     $name++;
 }
+
+is (eval '1 + 1', 2, 'String eval works');
+
+my @after = grep { /eval/ } keys %::;
+
+is (@after, 0 + keys %seen,
+    "evals that don't define subroutines are correctly cleaned up");
+