--- /dev/null
+#!perl -w
+
+# HTML-Parser 3.33 and older used to core dump on this program because
+# of missing SPAGAIN calls in parse() XS code. It was not prepared for
+# the stack to get realloced.
+
+$| = 1;
+
+use Test::More tests => 1;
+
+use HTML::Parser;
+my $x = HTML::Parser->new(api_version => 3);
+my @row;
+$x->handler(end => sub { push(@row, (1) x 505); 1 }, "tagname");
+$x->parse("</TD>");
+
+pass;