1 files changed, 70 insertions, 0 deletions
diff --git a/ext/B/Debug.t b/ext/B/Debug.t
new file mode 100644
index 0000000000..286dac3574
--- /dev/null
+++ b/ext/B/Debug.t
@@ -0,0 +1,70 @@
+#!./perl
+
+BEGIN {
+    chdir 't' if -d 't';
+    if ($^O eq 'MacOS') {
+	@INC = qw(: ::lib ::macos:lib);
+    } else {
+	@INC = '.';
+	push @INC, '../lib';
+    }
+}
+
+$|  = 1;
+use warnings;
+use strict;
+use Config;
+
+print "1..3\n";
+
+my $test = 1;
+
+sub ok { print "ok $test\n"; $test++ }
+
+
+my $a;
+my $Is_VMS = $^O eq 'VMS';
+my $Is_MacOS = $^O eq 'MacOS';
+
+my $path = join " ", map { qq["-I$_"] } @INC;
+my $redir = $Is_MacOS ? "" : "2>&1";
+
+$a = `$^X $path "-MO=Debug" -e 1 $redir`;
+print "not " unless $a =~
+/\bLISTOP\b.*\bOP\b.*\bCOP\b.*\bOP\b/s;
+ok;
+
+
+$a = `$^X $path "-MO=Terse" -e 1 $redir`;
+print "not " unless $a =~
+/\bLISTOP\b.*leave.*\n    OP\b.*enter.*\n    COP\b.*nextstate.*\n    OP\b.*null/s;
+ok;
+
+$a = `$^X $path "-MO=Terse" -ane "s/foo/bar/" $redir`;
+$a =~ s/\(0x[^)]+\)//g;
+$a =~ s/\[[^\]]+\]//g;
+$a =~ s/-e syntax OK//;
+$a =~ s/[^a-z ]+//g;
+$a =~ s/\s+/ /g;
+$a =~ s/\b(s|foo|bar|ullsv)\b\s?//g;
+$a =~ s/^\s+//;
+$a =~ s/\s+$//;
+my $is_thread = $Config{use5005threads} && $Config{use5005threads} eq 'define';
+if ($is_thread) {
+    $b=<<EOF;
+leave enter nextstate label leaveloop enterloop null and defined null
+threadsv readline gv lineseq nextstate aassign null pushmark split pushre
+threadsv const null pushmark rvav gv nextstate subst const unstack nextstate
+EOF
+} else {
+    $b=<<EOF;
+leave enter nextstate label leaveloop enterloop null and defined null
+null gvsv readline gv lineseq nextstate aassign null pushmark split pushre
+null gvsv const null pushmark rvav gv nextstate subst const unstack nextstate
+EOF
+}
+$b=~s/\n/ /g;$b=~s/\s+/ /g;
+$b =~ s/\s+$//;
+print "# [$a]\n# vs\n# [$b]\nnot " if $a ne $b;
+ok;
+