perl 4.0.00: (no release announcement available)perl-4.0.00

So far, 4.0 is still a beta test version.  For the last production
version, look in pub/perl.3.0/kits@44.

47 files changed, 2214 insertions, 0 deletions

diff --git a/t/op/append.t b/t/op/append.t
new file mode 100644
index 0000000000..9140c16b83
--- /dev/null
+++ b/t/op/append.t
@@ -0,0 +1,21 @@
+#!./perl
+
+# $Header: append.t,v 4.0 91/03/20 01:51:23 lwall Locked $
+
+print "1..3\n";
+
+$a = 'ab' . 'c';	# compile time
+$b = 'def';
+
+$c = $a . $b;
+print "#1\t:$c: eq :abcdef:\n";
+if ($c eq 'abcdef') {print "ok 1\n";} else {print "not ok 1\n";}
+
+$c .= 'xyz';
+print "#2\t:$c: eq :abcdefxyz:\n";
+if ($c eq 'abcdefxyz') {print "ok 2\n";} else {print "not ok 2\n";}
+
+$_ = $a;
+$_ .= $b;
+print "#3\t:$_: eq :abcdef:\n";
+if ($_ eq 'abcdef') {print "ok 3\n";} else {print "not ok 3\n";}
diff --git a/t/op/array.t b/t/op/array.t
new file mode 100644
index 0000000000..18fe288356
--- /dev/null
+++ b/t/op/array.t
@@ -0,0 +1,120 @@
+#!./perl
+
+# $Header: array.t,v 4.0 91/03/20 01:51:31 lwall Locked $
+
+print "1..36\n";
+
+@ary = (1,2,3,4,5);
+if (join('',@ary) eq '12345') {print "ok 1\n";} else {print "not ok 1\n";}
+
+$tmp = $ary[$#ary]; --$#ary;
+if ($tmp == 5) {print "ok 2\n";} else {print "not ok 2\n";}
+if ($#ary == 3) {print "ok 3\n";} else {print "not ok 3\n";}
+if (join('',@ary) eq '1234') {print "ok 4\n";} else {print "not ok 4\n";}
+
+$[ = 1;
+@ary = (1,2,3,4,5);
+if (join('',@ary) eq '12345') {print "ok 5\n";} else {print "not ok 5\n";}
+
+$tmp = $ary[$#ary]; --$#ary;
+if ($tmp == 5) {print "ok 6\n";} else {print "not ok 6\n";}
+if ($#ary == 4) {print "ok 7\n";} else {print "not ok 7\n";}
+if (join('',@ary) eq '1234') {print "ok 8\n";} else {print "not ok 8\n";}
+
+if ($ary[5] eq '') {print "ok 9\n";} else {print "not ok 9\n";}
+
+$#ary += 1;	# see if we can recover element 5
+if ($#ary == 5) {print "ok 10\n";} else {print "not ok 10\n";}
+if ($ary[5] == 5) {print "ok 11\n";} else {print "not ok 11\n";}
+
+$[ = 0;
+@foo = ();
+$r = join(',', $#foo, @foo);
+if ($r eq "-1") {print "ok 12\n";} else {print "not ok 12 $r\n";}
+$foo[0] = '0';
+$r = join(',', $#foo, @foo);
+if ($r eq "0,0") {print "ok 13\n";} else {print "not ok 13 $r\n";}
+$foo[2] = '2';
+$r = join(',', $#foo, @foo);
+if ($r eq "2,0,,2") {print "ok 14\n";} else {print "not ok 14 $r\n";}
+@bar = ();
+$bar[0] = '0';
+$bar[1] = '1';
+$r = join(',', $#bar, @bar);
+if ($r eq "1,0,1") {print "ok 15\n";} else {print "not ok 15 $r\n";}
+@bar = ();
+$r = join(',', $#bar, @bar);
+if ($r eq "-1") {print "ok 16\n";} else {print "not ok 16 $r\n";}
+$bar[0] = '0';
+$r = join(',', $#bar, @bar);
+if ($r eq "0,0") {print "ok 17\n";} else {print "not ok 17 $r\n";}
+$bar[2] = '2';
+$r = join(',', $#bar, @bar);
+if ($r eq "2,0,,2") {print "ok 18\n";} else {print "not ok 18 $r\n";}
+reset 'b';
+@bar = ();
+$bar[0] = '0';
+$r = join(',', $#bar, @bar);
+if ($r eq "0,0") {print "ok 19\n";} else {print "not ok 19 $r\n";}
+$bar[2] = '2';
+$r = join(',', $#bar, @bar);
+if ($r eq "2,0,,2") {print "ok 20\n";} else {print "not ok 20 $r\n";}
+
+$foo = 'now is the time';
+if (($F1,$F2,$Etc) = ($foo =~ /^(\S+)\s+(\S+)\s*(.*)/)) {
+    if ($F1 eq 'now' && $F2 eq 'is' && $Etc eq 'the time') {
+	print "ok 21\n";
+    }
+    else {
+	print "not ok 21\n";
+    }
+}
+else {
+    print "not ok 21\n";
+}
+
+$foo = 'lskjdf';
+if ($cnt = (($F1,$F2,$Etc) = ($foo =~ /^(\S+)\s+(\S+)\s*(.*)/))) {
+    print "not ok 22 $cnt $F1:$F2:$Etc\n";
+}
+else {
+    print "ok 22\n";
+}
+
+%foo = ('blurfl','dyick','foo','bar','etc.','etc.');
+%bar = %foo;
+print $bar{'foo'} eq 'bar' ? "ok 23\n" : "not ok 23\n";
+%bar = ();
+print $bar{'foo'} eq '' ? "ok 24\n" : "not ok 24\n";
+(%bar,$a,$b) = (%foo,'how','now');
+print $bar{'foo'} eq 'bar' ? "ok 25\n" : "not ok 25\n";
+print $bar{'how'} eq 'now' ? "ok 26\n" : "not ok 26\n";
+@bar{keys %foo} = values %foo;
+print $bar{'foo'} eq 'bar' ? "ok 27\n" : "not ok 27\n";
+print $bar{'how'} eq 'now' ? "ok 28\n" : "not ok 28\n";
+
+@foo = grep(/e/,split(' ','now is the time for all good men to come to'));
+print join(' ',@foo) eq 'the time men come' ? "ok 29\n" : "not ok 29\n";
+
+@foo = grep(!/e/,split(' ','now is the time for all good men to come to'));
+print join(' ',@foo) eq 'now is for all good to to' ? "ok 30\n" : "not ok 30\n";
+
+$foo = join('',('a','b','c','d','e','f')[0..5]);
+print $foo eq 'abcdef' ? "ok 31\n" : "not ok 31\n";
+
+$foo = join('',('a','b','c','d','e','f')[0..1]);
+print $foo eq 'ab' ? "ok 32\n" : "not ok 32\n";
+
+$foo = join('',('a','b','c','d','e','f')[6]);
+print $foo eq '' ? "ok 33\n" : "not ok 33\n";
+
+@foo = ('a','b','c','d','e','f')[0,2,4];
+@bar = ('a','b','c','d','e','f')[1,3,5];
+$foo = join('',(@foo,@bar)[0..5]);
+print $foo eq 'acebdf' ? "ok 34\n" : "not ok 34\n";
+
+$foo = ('a','b','c','d','e','f')[0,2,4];
+print $foo eq 'e' ? "ok 35\n" : "not ok 35\n";
+
+$foo = ('a','b','c','d','e','f')[1];
+print $foo eq 'b' ? "ok 36\n" : "not ok 36\n";
diff --git a/t/op/auto.t b/t/op/auto.t
new file mode 100644
index 0000000000..e1122a5774
--- /dev/null
+++ b/t/op/auto.t
@@ -0,0 +1,48 @@
+#!./perl
+
+# $Header: auto.t,v 4.0 91/03/20 01:51:35 lwall Locked $
+
+print "1..34\n";
+
+$x = 10000;
+if (0 + ++$x - 1 == 10000) { print "ok 1\n";} else {print "not ok 1\n";}
+if (0 + $x-- - 1 == 10000) { print "ok 2\n";} else {print "not ok 2\n";}
+if (1 * $x == 10000) { print "ok 3\n";} else {print "not ok 3\n";}
+if (0 + $x-- - 0 == 10000) { print "ok 4\n";} else {print "not ok 4\n";}
+if (1 + $x == 10000) { print "ok 5\n";} else {print "not ok 5\n";}
+if (1 + $x++ == 10000) { print "ok 6\n";} else {print "not ok 6\n";}
+if (0 + $x == 10000) { print "ok 7\n";} else {print "not ok 7\n";}
+if (0 + --$x + 1 == 10000) { print "ok 8\n";} else {print "not ok 8\n";}
+if (0 + ++$x + 0 == 10000) { print "ok 9\n";} else {print "not ok 9\n";}
+if ($x == 10000) { print "ok 10\n";} else {print "not ok 10\n";}
+
+$x[0] = 10000;
+if (0 + ++$x[0] - 1 == 10000) { print "ok 11\n";} else {print "not ok 11\n";}
+if (0 + $x[0]-- - 1 == 10000) { print "ok 12\n";} else {print "not ok 12\n";}
+if (1 * $x[0] == 10000) { print "ok 13\n";} else {print "not ok 13\n";}
+if (0 + $x[0]-- - 0 == 10000) { print "ok 14\n";} else {print "not ok 14\n";}
+if (1 + $x[0] == 10000) { print "ok 15\n";} else {print "not ok 15\n";}
+if (1 + $x[0]++ == 10000) { print "ok 16\n";} else {print "not ok 16\n";}
+if (0 + $x[0] == 10000) { print "ok 17\n";} else {print "not ok 17\n";}
+if (0 + --$x[0] + 1 == 10000) { print "ok 18\n";} else {print "not ok 18\n";}
+if (0 + ++$x[0] + 0 == 10000) { print "ok 19\n";} else {print "not ok 19\n";}
+if ($x[0] == 10000) { print "ok 20\n";} else {print "not ok 20\n";}
+
+$x{0} = 10000;
+if (0 + ++$x{0} - 1 == 10000) { print "ok 21\n";} else {print "not ok 21\n";}
+if (0 + $x{0}-- - 1 == 10000) { print "ok 22\n";} else {print "not ok 22\n";}
+if (1 * $x{0} == 10000) { print "ok 23\n";} else {print "not ok 23\n";}
+if (0 + $x{0}-- - 0 == 10000) { print "ok 24\n";} else {print "not ok 24\n";}
+if (1 + $x{0} == 10000) { print "ok 25\n";} else {print "not ok 25\n";}
+if (1 + $x{0}++ == 10000) { print "ok 26\n";} else {print "not ok 26\n";}
+if (0 + $x{0} == 10000) { print "ok 27\n";} else {print "not ok 27\n";}
+if (0 + --$x{0} + 1 == 10000) { print "ok 28\n";} else {print "not ok 28\n";}
+if (0 + ++$x{0} + 0 == 10000) { print "ok 29\n";} else {print "not ok 29\n";}
+if ($x{0} == 10000) { print "ok 30\n";} else {print "not ok 30\n";}
+
+# test magical autoincrement
+
+if (++($foo = '99') eq '100') {print "ok 31\n";} else {print "not ok 31\n";}
+if (++($foo = 'a0') eq 'a1') {print "ok 32\n";} else {print "not ok 32\n";}
+if (++($foo = 'Az') eq 'Ba') {print "ok 33\n";} else {print "not ok 33\n";}
+if (++($foo = 'zz') eq 'aaa') {print "ok 34\n";} else {print "not ok 34\n";}
diff --git a/t/op/chop.t b/t/op/chop.t
new file mode 100644
index 0000000000..ba6d6262b3
--- /dev/null
+++ b/t/op/chop.t
@@ -0,0 +1,30 @@
+#!./perl
+
+# $Header: chop.t,v 4.0 91/03/20 01:51:42 lwall Locked $
+
+print "1..4\n";
+
+# optimized
+
+$_ = 'abc';
+$c = do foo();
+if ($c . $_ eq 'cab') {print "ok 1\n";} else {print "not ok 1 $c$_\n";}
+
+# unoptimized
+
+$_ = 'abc';
+$c = chop($_);
+if ($c . $_ eq 'cab') {print "ok 2\n";} else {print "not ok 2\n";}
+
+sub foo {
+    chop;
+}
+
+@foo = ("hi \n","there\n","!\n");
+@bar = @foo;
+chop(@bar);
+print join('',@bar) eq 'hi there!' ? "ok 3\n" : "not ok 3\n";
+
+$foo = "\n";
+chop($foo,@foo);
+print join('',$foo,@foo) eq 'hi there!' ? "ok 4\n" : "not ok 4\n";
diff --git a/t/op/cond.t b/t/op/cond.t
new file mode 100644
index 0000000000..31baf9d05f
--- /dev/null
+++ b/t/op/cond.t
@@ -0,0 +1,12 @@
+#!./perl
+
+# $Header: cond.t,v 4.0 91/03/20 01:51:47 lwall Locked $
+
+print "1..4\n";
+
+print 1 ? "ok 1\n" : "not ok 1\n";	# compile time
+print 0 ? "not ok 2\n" : "ok 2\n";
+
+$x = 1;
+print $x ? "ok 3\n" : "not ok 3\n";	# run time
+print !$x ? "not ok 4\n" : "ok 4\n";
diff --git a/t/op/dbm.t b/t/op/dbm.t
new file mode 100644
index 0000000000..c31a2489c1
--- /dev/null
+++ b/t/op/dbm.t
@@ -0,0 +1,105 @@
+#!./perl
+
+# $Header: dbm.t,v 4.0 91/03/20 01:51:52 lwall Locked $
+
+if (!-r '/usr/include/dbm.h' && !-r '/usr/include/ndbm.h') {
+    print "1..0\n";
+    exit;
+}
+
+print "1..12\n";
+
+unlink <Op.dbmx.*>;
+umask(0);
+print (dbmopen(h,'Op.dbmx',0640) ? "ok 1\n" : "not ok 1\n");
+($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
+   $blksize,$blocks) = stat('Op.dbmx.pag');
+print (($mode & 0777) == 0640 ? "ok 2\n" : "not ok 2\n");
+while (($key,$value) = each(h)) {
+    $i++;
+}
+print (!$i ? "ok 3\n" : "not ok 3\n");
+
+$h{'goner1'} = 'snork';
+
+$h{'abc'} = 'ABC';
+$h{'def'} = 'DEF';
+$h{'jkl','mno'} = "JKL\034MNO";
+$h{'a',2,3,4,5} = join("\034",'A',2,3,4,5);
+$h{'a'} = 'A';
+$h{'b'} = 'B';
+$h{'c'} = 'C';
+$h{'d'} = 'D';
+$h{'e'} = 'E';
+$h{'f'} = 'F';
+$h{'g'} = 'G';
+$h{'h'} = 'H';
+$h{'i'} = 'I';
+
+$h{'goner2'} = 'snork';
+delete $h{'goner2'};
+
+dbmclose(h);
+print (dbmopen(h,'Op.dbmx',0640) ? "ok 4\n" : "not ok 4\n");
+
+$h{'j'} = 'J';
+$h{'k'} = 'K';
+$h{'l'} = 'L';
+$h{'m'} = 'M';
+$h{'n'} = 'N';
+$h{'o'} = 'O';
+$h{'p'} = 'P';
+$h{'q'} = 'Q';
+$h{'r'} = 'R';
+$h{'s'} = 'S';
+$h{'t'} = 'T';
+$h{'u'} = 'U';
+$h{'v'} = 'V';
+$h{'w'} = 'W';
+$h{'x'} = 'X';
+$h{'y'} = 'Y';
+$h{'z'} = 'Z';
+
+$h{'goner3'} = 'snork';
+
+delete $h{'goner1'};
+delete $h{'goner3'};
+
+@keys = keys(%h);
+@values = values(%h);
+
+if ($#keys == 29 && $#values == 29) {print "ok 5\n";} else {print "not ok 5\n";}
+
+while (($key,$value) = each(h)) {
+    if ($key eq $keys[$i] && $value eq $values[$i] && $key gt $value) {
+	$key =~ y/a-z/A-Z/;
+	$i++ if $key eq $value;
+    }
+}
+
+if ($i == 30) {print "ok 6\n";} else {print "not ok 6\n";}
+
+@keys = ('blurfl', keys(h), 'dyick');
+if ($#keys == 31) {print "ok 7\n";} else {print "not ok 7\n";}
+
+$h{'foo'} = '';
+$h{''} = 'bar';
+
+# check cache overflow and numeric keys and contents
+$ok = 1;
+for ($i = 1; $i < 200; $i++) { $h{$i + 0} = $i + 0; }
+for ($i = 1; $i < 200; $i++) { $ok = 0 unless $h{$i} == $i; }
+print ($ok ? "ok 8\n" : "not ok 8\n");
+
+($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
+   $blksize,$blocks) = stat('Op.dbmx.pag');
+print ($size > 0 ? "ok 9\n" : "not ok 9\n");
+
+@h{0..200} = 200..400;
+@foo = @h{0..200};
+print join(':',200..400) eq join(':',@foo) ? "ok 10\n" : "not ok 10\n";
+
+print ($h{'foo'} eq '' ? "ok 11\n" : "not ok 11\n");
+print ($h{''} eq 'bar' ? "ok 12\n" : "not ok 12\n");
+
+unlink 'Op.dbmx.dir', 'Op.dbmx.pag';
diff --git a/t/op/delete.t b/t/op/delete.t
new file mode 100644
index 0000000000..b5920dd397
--- /dev/null
+++ b/t/op/delete.t
@@ -0,0 +1,29 @@
+#!./perl
+
+# $Header: delete.t,v 4.0 91/03/20 01:51:56 lwall Locked $
+
+print "1..6\n";
+
+$foo{1} = 'a';
+$foo{2} = 'b';
+$foo{3} = 'c';
+
+$foo = delete $foo{2};
+
+if ($foo eq 'b') {print "ok 1\n";} else {print "not ok 1 $foo\n";}
+if ($foo{2} eq '') {print "ok 2\n";} else {print "not ok 2 $foo{2}\n";}
+if ($foo{1} eq 'a') {print "ok 3\n";} else {print "not ok 3\n";}
+if ($foo{3} eq 'c') {print "ok 4\n";} else {print "not ok 4\n";}
+
+$foo = join('',values(foo));
+if ($foo eq 'ac' || $foo eq 'ca') {print "ok 5\n";} else {print "not ok 5\n";}
+
+foreach $key (keys foo) {
+    delete $foo{$key};
+}
+
+$foo{'foo'} = 'x';
+$foo{'bar'} = 'y';
+
+$foo = join('',values(foo));
+if ($foo eq 'xy' || $foo eq 'yx') {print "ok 6\n";} else {print "not ok 6\n";}
diff --git a/t/op/do.t b/t/op/do.t
new file mode 100644
index 0000000000..f75ca3010e
--- /dev/null
+++ b/t/op/do.t
@@ -0,0 +1,44 @@
+#!./perl
+
+# $Header: do.t,v 4.0 91/03/20 01:52:08 lwall Locked $
+
+sub foo1
+{
+    print $_[0];
+    'value';
+}
+
+sub foo2
+{
+    shift(_);
+    print $_[0];
+    $x = 'value';
+    $x;
+}
+
+print "1..15\n";
+
+$_[0] = "not ok 1\n";
+$result = do foo1("ok 1\n");
+print "#2\t:$result: eq :value:\n";
+if ($result EQ 'value') { print "ok 2\n"; } else { print "not ok 2\n"; }
+if ($_[0] EQ "not ok 1\n") { print "ok 3\n"; } else { print "not ok 3\n"; }
+
+$_[0] = "not ok 4\n";
+$result = do foo2("not ok 4\n","ok 4\n","not ok 4\n");
+print "#5\t:$result: eq :value:\n";
+if ($result EQ 'value') { print "ok 5\n"; } else { print "not ok 5\n"; }
+if ($_[0] EQ "not ok 4\n") { print "ok 6\n"; } else { print "not ok 6\n"; }
+
+$result = do{print "ok 7\n"; 'value';};
+print "#8\t:$result: eq :value:\n";
+if ($result EQ 'value') { print "ok 8\n"; } else { print "not ok 8\n"; }
+
+sub blather {
+    print @_;
+}
+
+do blather("ok 9\n","ok 10\n");
+@x = ("ok 11\n", "ok 12\n");
+@y = ("ok 14\n", "ok 15\n");
+do blather(@x,"ok 13\n",@y);
diff --git a/t/op/each.t b/t/op/each.t
new file mode 100644
index 0000000000..d759fda549
--- /dev/null
+++ b/t/op/each.t
@@ -0,0 +1,53 @@
+#!./perl
+
+# $Header: each.t,v 4.0 91/03/20 01:52:14 lwall Locked $
+
+print "1..3\n";
+
+$h{'abc'} = 'ABC';
+$h{'def'} = 'DEF';
+$h{'jkl','mno'} = "JKL\034MNO";
+$h{'a',2,3,4,5} = join("\034",'A',2,3,4,5);
+$h{'a'} = 'A';
+$h{'b'} = 'B';
+$h{'c'} = 'C';
+$h{'d'} = 'D';
+$h{'e'} = 'E';
+$h{'f'} = 'F';
+$h{'g'} = 'G';
+$h{'h'} = 'H';
+$h{'i'} = 'I';
+$h{'j'} = 'J';
+$h{'k'} = 'K';
+$h{'l'} = 'L';
+$h{'m'} = 'M';
+$h{'n'} = 'N';
+$h{'o'} = 'O';
+$h{'p'} = 'P';
+$h{'q'} = 'Q';
+$h{'r'} = 'R';
+$h{'s'} = 'S';
+$h{'t'} = 'T';
+$h{'u'} = 'U';
+$h{'v'} = 'V';
+$h{'w'} = 'W';
+$h{'x'} = 'X';
+$h{'y'} = 'Y';
+$h{'z'} = 'Z';
+
+@keys = keys %h;
+@values = values %h;
+
+if ($#keys == 29 && $#values == 29) {print "ok 1\n";} else {print "not ok 1\n";}
+
+while (($key,$value) = each(h)) {
+    if ($key eq $keys[$i] && $value eq $values[$i] && $key gt $value) {
+	$key =~ y/a-z/A-Z/;
+	$i++ if $key eq $value;
+    }
+}
+
+if ($i == 30) {print "ok 2\n";} else {print "not ok 2\n";}
+
+@keys = ('blurfl', keys(%h), 'dyick');
+if ($#keys == 31) {print "ok 3\n";} else {print "not ok 3\n";}
diff --git a/t/op/eval.t b/t/op/eval.t
new file mode 100644
index 0000000000..464162c0a3
--- /dev/null
+++ b/t/op/eval.t
@@ -0,0 +1,42 @@
+#!./perl
+
+# $Header: eval.t,v 4.0 91/03/20 01:52:20 lwall Locked $
+
+print "1..10\n";
+
+eval 'print "ok 1\n";';
+
+if ($@ eq '') {print "ok 2\n";} else {print "not ok 2\n";}
+
+eval "\$foo\n    = # this is a comment\n'ok 3';";
+print $foo,"\n";
+
+eval "\$foo\n    = # this is a comment\n'ok 4\n';";
+print $foo;
+
+print eval '
+$foo =';		# this tests for a call through yyerror()
+if ($@ =~ /line 2/) {print "ok 5\n";} else {print "not ok 5\n";}
+
+print eval '$foo = /';	# this tests for a call through fatal()
+if ($@ =~ /Search/) {print "ok 6\n";} else {print "not ok 6\n";}
+
+print eval '"ok 7\n";';
+
+# calculate a factorial with recursive evals
+
+$foo = 5;
+$fact = 'if ($foo <= 1) {1;} else {push(@x,$foo--); (eval $fact) * pop(@x);}';
+$ans = eval $fact;
+if ($ans == 120) {print "ok 8\n";} else {print "not ok 8\n";}
+
+$foo = 5;
+$fact = 'local($foo)=$foo; $foo <= 1 ? 1 : $foo-- * (eval $fact);';
+$ans = eval $fact;
+if ($ans == 120) {print "ok 9\n";} else {print "not ok 9 $ans\n";}
+
+open(try,'>Op.eval');
+print try 'print "ok 10\n"; unlink "Op.eval";',"\n";
+close try;
+
+do 'Op.eval'; print $@;
diff --git a/t/op/exec.t b/t/op/exec.t
new file mode 100644
index 0000000000..f3012fd2f9
--- /dev/null
+++ b/t/op/exec.t
@@ -0,0 +1,21 @@
+#!./perl
+
+# $Header: exec.t,v 4.0 91/03/20 01:52:25 lwall Locked $
+
+$| = 1;				# flush stdout
+print "1..8\n";
+
+print "not ok 1\n" if system "echo ok \\1";	# shell interpreted
+print "not ok 2\n" if system "echo ok 2";	# split and directly called
+print "not ok 3\n" if system "echo", "ok", "3"; # directly called
+
+if (system "true") {print "not ok 4\n";} else {print "ok 4\n";}
+
+if ((system "/bin/sh -c 'exit 1'") != 256) { print "not "; }
+print "ok 5\n";
+
+if ((system "lskdfj") == 255 << 8) {print "ok 6\n";} else {print "not ok 6\n";}
+
+unless (exec "lskdjfalksdjfdjfkls") {print "ok 7\n";} else {print "not ok 7\n";}
+
+exec "echo","ok","8";
diff --git a/t/op/exp.t b/t/op/exp.t
new file mode 100644
index 0000000000..776d2634da
--- /dev/null
+++ b/t/op/exp.t
@@ -0,0 +1,27 @@
+#!./perl
+
+# $Header: exp.t,v 4.0 91/03/20 01:52:31 lwall Locked $
+
+print "1..6\n";
+
+# compile time evaluation
+
+$s = sqrt(2);
+if (substr($s,0,5) eq '1.414') {print "ok 1\n";} else {print "not ok 1\n";}
+
+$s = exp(1);
+if (substr($s,0,7) eq '2.71828') {print "ok 2\n";} else {print "not ok 2\n";}
+
+if (exp(log(1)) == 1) {print "ok 3\n";} else {print "not ok 3\n";}
+
+# run time evaluation
+
+$x1 = 1;
+$x2 = 2;
+$s = sqrt($x2);
+if (substr($s,0,5) eq '1.414') {print "ok 4\n";} else {print "not ok 4\n";}
+
+$s = exp($x1);
+if (substr($s,0,7) eq '2.71828') {print "ok 5\n";} else {print "not ok 5\n";}
+
+if (exp(log($x1)) == 1) {print "ok 6\n";} else {print "not ok 6\n";}
diff --git a/t/op/flip.t b/t/op/flip.t
new file mode 100644
index 0000000000..35f100cdef
--- /dev/null
+++ b/t/op/flip.t
@@ -0,0 +1,26 @@
+#!./perl
+
+# $Header: flip.t,v 4.0 91/03/20 01:52:36 lwall Locked $
+
+print "1..8\n";
+
+@a = (1,2,3,4,5,6,7,8,9,10,11,12);
+
+while ($_ = shift(a)) {
+    if ($x = /4/../8/) { $z = $x; print "ok ", $x + 0, "\n"; }
+    $y .= /1/../2/;
+}
+
+if ($z eq '5E0') {print "ok 6\n";} else {print "not ok 6\n";}
+
+if ($y eq '12E0123E0') {print "ok 7\n";} else {print "not ok 7\n";}
+
+@a = ('a','b','c','d','e','f','g');
+
+open(of,'../Makefile');
+while (<of>) {
+    (3 .. 5) && $foo .= $_;
+}
+$x = ($foo =~ y/\n/\n/);
+
+if ($x eq 3) {print "ok 8\n";} else {print "not ok 8 $x:$foo:\n";}
diff --git a/t/op/fork.t b/t/op/fork.t
new file mode 100644
index 0000000000..55696fd98f
--- /dev/null
+++ b/t/op/fork.t
@@ -0,0 +1,16 @@
+#!./perl
+
+# $Header: fork.t,v 4.0 91/03/20 01:52:43 lwall Locked $
+
+$| = 1;
+print "1..2\n";
+
+if ($cid = fork) {
+    sleep 2;
+    if ($result = (kill 9, $cid)) {print "ok 2\n";} else {print "not ok 2 $result\n";}
+}
+else {
+    $| = 1;
+    print "ok 1\n";
+    sleep 10;
+}
diff --git a/t/op/glob.t b/t/op/glob.t
new file mode 100644
index 0000000000..1250a72542
--- /dev/null
+++ b/t/op/glob.t
@@ -0,0 +1,22 @@
+#!./perl
+
+# $Header: glob.t,v 4.0 91/03/20 01:52:49 lwall Locked $
+
+print "1..4\n";
+
+@ops = <op/*>;
+$list = join(' ',@ops);
+
+chop($otherway = `echo op/*`);
+
+print $list eq $otherway ? "ok 1\n" : "not ok 1\n$list\n$otherway\n";
+
+print $/ eq "\n" ? "ok 2\n" : "not ok 2\n";
+
+while (<jskdfjskdfj* op/* jskdjfjkosvk*>) {
+    $not = "not " unless $_ eq shift @ops;
+    $not = "not at all " if $/ eq "\0";
+}
+print "${not}ok 3\n";
+
+print $/ eq "\n" ? "ok 4\n" : "not ok 4\n";
diff --git a/t/op/goto.t b/t/op/goto.t
new file mode 100644
index 0000000000..b76d44d3ba
--- /dev/null
+++ b/t/op/goto.t
@@ -0,0 +1,34 @@
+#!./perl
+
+# $Header: goto.t,v 4.0 91/03/20 01:52:52 lwall Locked $
+
+print "1..3\n";
+
+while (0) {
+    $foo = 1;
+  label1:
+    $foo = 2;
+    goto label2;
+} continue {
+    $foo = 0;
+    goto label4;
+  label3:
+    $foo = 4;
+    goto label4;
+}
+goto label1;
+
+$foo = 3;
+
+label2:
+print "#1\t:$foo: == 2\n";
+if ($foo == 2) {print "ok 1\n";} else {print "not ok 1\n";}
+goto label3;
+
+label4:
+print "#2\t:$foo: == 4\n";
+if ($foo == 4) {print "ok 2\n";} else {print "not ok 2\n";}
+
+$x = `./perl -e 'goto foo;' 2>&1`;
+print "#3\t/label/ in :$x";
+if ($x =~ /label/) {print "ok 3\n";} else {print "not ok 3\n";}
diff --git a/t/op/groups.t b/t/op/groups.t
new file mode 100644
index 0000000000..73ec3a0d9a
--- /dev/null
+++ b/t/op/groups.t
@@ -0,0 +1,18 @@
+#!./perl
+
+if (! -x '/usr/ucb/groups') {
+    print "1..0\n";
+    exit 0;
+}
+
+print "1..1\n";
+
+for (split(' ', $()) {
+    next if $seen{$_}++;
+    push(@gr, (getgrgid($_))[0]); 
+} 
+$gr1 = join(' ',sort @gr);
+$gr2 = join(' ', sort split(' ',`groups`));
+#print "gr1 is <$gr1>\n";
+#print "gr2 is <$gr2>\n";
+print +($gr1 eq $gr2) ? "ok 1\n" : "not ok 1\n";
diff --git a/t/op/index.t b/t/op/index.t
new file mode 100644
index 0000000000..7cc4fca5ca
--- /dev/null
+++ b/t/op/index.t
@@ -0,0 +1,42 @@
+#!./perl
+
+# $Header: index.t,v 4.0 91/03/20 01:53:05 lwall Locked $
+
+print "1..20\n";
+
+
+$foo = 'Now is the time for all good men to come to the aid of their country.';
+
+$first = substr($foo,0,index($foo,'the'));
+print ($first eq "Now is " ? "ok 1\n" : "not ok 1\n");
+
+$last = substr($foo,rindex($foo,'the'),100);
+print ($last eq "their country." ? "ok 2\n" : "not ok 2\n");
+
+$last = substr($foo,index($foo,'Now'),2);
+print ($last eq "No" ? "ok 3\n" : "not ok 3\n");
+
+$last = substr($foo,rindex($foo,'Now'),2);
+print ($last eq "No" ? "ok 4\n" : "not ok 4\n");
+
+$last = substr($foo,index($foo,'.'),100);
+print ($last eq "." ? "ok 5\n" : "not ok 5\n");
+
+$last = substr($foo,rindex($foo,'.'),100);
+print ($last eq "." ? "ok 6\n" : "not ok 6\n");
+
+print index("ababa","a",-1) == 0 ? "ok 7\n" : "not ok 7\n";
+print index("ababa","a",0) == 0 ? "ok 8\n" : "not ok 8\n";
+print index("ababa","a",1) == 2 ? "ok 9\n" : "not ok 9\n";
+print index("ababa","a",2) == 2 ? "ok 10\n" : "not ok 10\n";
+print index("ababa","a",3) == 4 ? "ok 11\n" : "not ok 11\n";
+print index("ababa","a",4) == 4 ? "ok 12\n" : "not ok 12\n";
+print index("ababa","a",5) == -1 ? "ok 13\n" : "not ok 13\n";
+
+print rindex("ababa","a",-1) == -1 ? "ok 14\n" : "not ok 14\n";
+print rindex("ababa","a",0) == 0 ? "ok 15\n" : "not ok 15\n";
+print rindex("ababa","a",1) == 0 ? "ok 16\n" : "not ok 16\n";
+print rindex("ababa","a",2) == 2 ? "ok 17\n" : "not ok 17\n";
+print rindex("ababa","a",3) == 2 ? "ok 18\n" : "not ok 18\n";
+print rindex("ababa","a",4) == 4 ? "ok 19\n" : "not ok 19\n";
+print rindex("ababa","a",5) == 4 ? "ok 20\n" : "not ok 20\n";
diff --git a/t/op/int.t b/t/op/int.t
new file mode 100644
index 0000000000..ff351aa0a3
--- /dev/null
+++ b/t/op/int.t
@@ -0,0 +1,17 @@
+#!./perl
+
+# $Header: int.t,v 4.0 91/03/20 01:53:08 lwall Locked $
+
+print "1..4\n";
+
+# compile time evaluation
+
+if (int(1.234) == 1) {print "ok 1\n";} else {print "not ok 1\n";}
+
+if (int(-1.234) == -1) {print "ok 2\n";} else {print "not ok 2\n";}
+
+# run time evaluation
+
+$x = 1.234;
+if (int($x) == 1) {print "ok 3\n";} else {print "not ok 3\n";}
+if (int(-$x) == -1) {print "ok 4\n";} else {print "not ok 4\n";}
diff --git a/t/op/join.t b/t/op/join.t
new file mode 100644
index 0000000000..b219af380d
--- /dev/null
+++ b/t/op/join.t
@@ -0,0 +1,12 @@
+#!./perl
+
+# $Header: join.t,v 4.0 91/03/20 01:53:17 lwall Locked $
+
+print "1..3\n";
+
+@x = (1, 2, 3);
+if (join(':',@x) eq '1:2:3') {print "ok 1\n";} else {print "not ok 1\n";}
+
+if (join('',1,2,3) eq '123') {print "ok 2\n";} else {print "not ok 2\n";}
+
+if (join(':',split(/ /,"1 2 3")) eq '1:2:3') {print "ok 3\n";} else {print "not ok 3\n";}
diff --git a/t/op/list.t b/t/op/list.t
new file mode 100644
index 0000000000..56fe09ca0a
--- /dev/null
+++ b/t/op/list.t
@@ -0,0 +1,83 @@
+#!./perl
+
+# $Header: list.t,v 4.0 91/03/20 01:53:24 lwall Locked $
+
+print "1..27\n";
+
+@foo = (1, 2, 3, 4);
+if ($foo[0] == 1 && $foo[3] == 4) {print "ok 1\n";} else {print "not ok 1\n";}
+
+$_ = join(':',@foo);
+if ($_ eq '1:2:3:4') {print "ok 2\n";} else {print "not ok 2\n";}
+
+($a,$b,$c,$d) = (1,2,3,4);
+if ("$a;$b;$c;$d" eq '1;2;3;4') {print "ok 3\n";} else {print "not ok 3\n";}
+
+($c,$b,$a) = split(/ /,"111 222 333");
+if ("$a;$b;$c" eq '333;222;111') {print "ok 4\n";} else {print "not ok 4\n";}
+
+($a,$b,$c) = ($c,$b,$a);
+if ("$a;$b;$c" eq '111;222;333') {print "ok 5\n";} else {print "not ok 5 $a;$b;$c\n";}
+
+($a, $b) = ($b, $a);
+if ("$a;$b;$c" eq '222;111;333') {print "ok 6\n";} else {print "not ok 6\n";}
+
+($a, $b[1], $c{2}, $d) = (1, 2, 3, 4);
+if ($a eq 1) {print "ok 7\n";} else {print "not ok 7\n";}
+if ($b[1] eq 2) {print "ok 8\n";} else {print "not ok 8\n";}
+if ($c{2} eq 3) {print "ok 9\n";} else {print "not ok 9\n";}
+if ($d eq 4) {print "ok 10\n";} else {print "not ok 10\n";}
+
+@foo = (1,2,3,4,5,6,7,8);
+($a, $b, $c, $d) = @foo;
+print "#11	$a;$b;$c;$d eq 1;2;3;4\n";
+if ("$a;$b;$c;$d" eq '1;2;3;4') {print "ok 11\n";} else {print "not ok 11\n";}
+
+@foo = @bar = (1);
+if (join(':',@foo,@bar) eq '1:1') {print "ok 12\n";} else {print "not ok 12\n";}
+
+@foo = ();
+@foo = 1+2+3;
+if (join(':',@foo) eq '6') {print "ok 13\n";} else {print "not ok 13\n";}
+
+for ($x = 0; $x < 3; $x++) {
+    ($a, $b, $c) = 
+	    $x == 0?
+		    ('ok ', 14, "\n"):
+	    $x == 1?
+		    ('ok ', 15, "\n"):
+	    # default
+		    ('ok ', 16, "\n");
+
+    print $a,$b,$c;
+}
+
+@a = ($x == 12345 || (1,2,3));
+if (join('',@a) eq '123') {print "ok 17\n";} else {print "not ok 17\n";}
+
+@a = ($x == $x || (4,5,6));
+if (join('',@a) eq '1') {print "ok 18\n";} else {print "not ok 18\n";}
+
+if (join('',1,2,(3,4,5)) eq '12345'){print "ok 19\n";}else{print "not ok 19\n";}
+if (join('',(1,2,3,4,5)) eq '12345'){print "ok 20\n";}else{print "not ok 20\n";}
+if (join('',(1,2,3,4),5) eq '12345'){print "ok 21\n";}else{print "not ok 21\n";}
+if (join('',1,(2,3,4),5) eq '12345'){print "ok 22\n";}else{print "not ok 22\n";}
+if (join('',1,2,(3,4),5) eq '12345'){print "ok 23\n";}else{print "not ok 23\n";}
+if (join('',1,2,3,(4),5) eq '12345'){print "ok 24\n";}else{print "not ok 24\n";}
+
+for ($x = 0; $x < 3; $x++) {
+    ($a, $b, $c) = do {
+	    if ($x == 0) {
+		('ok ', 25, "\n");
+	    }
+	    elsif ($x == 1) {
+		('ok ', 26, "\n");
+	    }
+	    else {
+		('ok ', 27, "\n");
+	    }
+	};
+
+    print $a,$b,$c;
+}
+
diff --git a/t/op/local.t b/t/op/local.t
new file mode 100644
index 0000000000..1f7608934f
--- /dev/null
+++ b/t/op/local.t
@@ -0,0 +1,45 @@
+#!./perl
+
+# $Header: local.t,v 4.0 91/03/20 01:53:29 lwall Locked $
+
+print "1..20\n";
+
+sub foo {
+    local($a, $b) = @_;
+    local($c, $d);
+    $c = "ok 3\n";
+    $d = "ok 4\n";
+    { local($a,$c) = ("ok 9\n", "ok 10\n"); ($x, $y) = ($a, $c); }
+    print $a, $b;
+    $c . $d;
+}
+
+$a = "ok 5\n";
+$b = "ok 6\n";
+$c = "ok 7\n";
+$d = "ok 8\n";
+
+print do foo("ok 1\n","ok 2\n");
+
+print $a,$b,$c,$d,$x,$y;
+
+# same thing, only with arrays and associative arrays
+
+sub foo2 {
+    local($a, @b) = @_;
+    local(@c, %d);
+    @c = "ok 13\n";
+    $d{''} = "ok 14\n";
+    { local($a,@c) = ("ok 19\n", "ok 20\n"); ($x, $y) = ($a, @c); }
+    print $a, @b;
+    $c[0] . $d{''};
+}
+
+$a = "ok 15\n";
+@b = "ok 16\n";
+@c = "ok 17\n";
+$d{''} = "ok 18\n";
+
+print do foo2("ok 11\n","ok 12\n");
+
+print $a,@b,@c,%d,$x,$y;
diff --git a/t/op/magic.t b/t/op/magic.t
new file mode 100644
index 0000000000..f027d60d42
--- /dev/null
+++ b/t/op/magic.t
@@ -0,0 +1,32 @@
+#!./perl
+
+# $Header: magic.t,v 4.0 91/03/20 01:53:35 lwall Locked $
+
+$| = 1;		# command buffering
+
+print "1..5\n";
+
+eval '$ENV{"foo"} = "hi there";';	# check that ENV is inited inside eval
+if (`echo \$foo` eq "hi there\n") {print "ok 1\n";} else {print "not ok 1\n";}
+
+unlink 'ajslkdfpqjsjfk';
+$! = 0;
+open(foo,'ajslkdfpqjsjfk');
+if ($! == 2) {print "ok 2\n";} else {print "not ok 2\n";}
+
+# the next tests are embedded inside system simply because sh spits out
+# a newline onto stderr when a child process kills itself with SIGINT.
+
+system './perl',
+'-e', '$| = 1;		# command buffering',
+
+'-e', '$SIG{"INT"} = "ok3"; kill 2,$$;',
+'-e', '$SIG{"INT"} = "IGNORE"; kill 2,$$; print "ok 4\n";',
+'-e', '$SIG{"INT"} = "DEFAULT"; kill 2,$$; print "not ok\n";',
+
+'-e', 'sub ok3 { print "ok 3\n" if pop(@_) eq "INT"; }';
+
+@val1 = @ENV{keys(%ENV)};	# can we slice ENV?
+@val2 = values(%ENV);
+
+print join(':',@val1) eq join(':',@val2) ? "ok 5\n" : "not ok 5\n";
diff --git a/t/op/mkdir.t b/t/op/mkdir.t
new file mode 100644
index 0000000000..9186aa54e3
--- /dev/null
+++ b/t/op/mkdir.t
@@ -0,0 +1,15 @@
+#!./perl
+
+# $Header: mkdir.t,v 4.0 91/03/20 01:53:39 lwall Locked $
+
+print "1..7\n";
+
+`rm -rf blurfl`;
+
+print (mkdir('blurfl',0777) ? "ok 1\n" : "not ok 1\n");
+print (mkdir('blurfl',0777) ? "not ok 2\n" : "ok 2\n");
+print ($! =~ /exist/ ? "ok 3\n" : "not ok 3\n");
+print (-d 'blurfl' ? "ok 4\n" : "not ok 4\n");
+print (rmdir('blurfl') ? "ok 5\n" : "not ok 5\n");
+print (rmdir('blurfl') ? "not ok 6\n" : "ok 6\n");
+print ($! =~ /such|exist/ ? "ok 7\n" : "not ok 7\n");
diff --git a/t/op/oct.t b/t/op/oct.t
new file mode 100644
index 0000000000..1a9a92ec58
--- /dev/null
+++ b/t/op/oct.t
@@ -0,0 +1,9 @@
+#!./perl
+
+# $Header: oct.t,v 4.0 91/03/20 01:53:43 lwall Locked $
+
+print "1..3\n";
+
+if (oct('01234') == 01234) {print "ok 1\n";} else {print "not ok 1\n";}
+if (oct('0x1234') == 0x1234) {print "ok 2\n";} else {print "not ok 2\n";}
+if (hex('01234') == 0x1234) {print "ok 3\n";} else {print "not ok 3\n";}
diff --git a/t/op/ord.t b/t/op/ord.t
new file mode 100644
index 0000000000..d95824f731
--- /dev/null
+++ b/t/op/ord.t
@@ -0,0 +1,14 @@
+#!./perl
+
+# $Header: ord.t,v 4.0 91/03/20 01:53:50 lwall Locked $
+
+print "1..2\n";
+
+# compile time evaluation
+
+if (ord('A') == 65) {print "ok 1\n";} else {print "not ok 1\n";}
+
+# run time evaluation
+
+$x = 'ABC';
+if (ord($x) == 65) {print "ok 2\n";} else {print "not ok 2\n";}
diff --git a/t/op/pack.t b/t/op/pack.t
new file mode 100644
index 0000000000..aa498c5846
--- /dev/null
+++ b/t/op/pack.t
@@ -0,0 +1,20 @@
+#!./perl
+
+# $Header: pack.t,v 4.0 91/03/20 01:53:57 lwall Locked $
+
+print "1..3\n";
+
+$format = "c2x5CCxsdila6";
+# Need the expression in here to force ary[5] to be numeric.  This avoids
+# test2 failing because ary2 goes str->numeric->str and ary doesn't.
+@ary = (1,-100,127,128,32767,987.654321098 / 100.0,12345,123456,"abcdef");
+$foo = pack($format,@ary);
+@ary2 = unpack($format,$foo);
+
+print ($#ary == $#ary2 ? "ok 1\n" : "not ok 1\n");
+
+$out1=join(':',@ary);
+$out2=join(':',@ary2);
+print ($out1 eq $out2 ? "ok 2\n" : "not ok 2\n");
+
+print ($foo =~ /def/ ? "ok 3\n" : "not ok 3\n");
diff --git a/t/op/pat.t b/t/op/pat.t
new file mode 100644
index 0000000000..c770391dce
--- /dev/null
+++ b/t/op/pat.t
@@ -0,0 +1,120 @@
+#!./perl
+
+# $Header: pat.t,v 4.0 91/03/20 01:54:01 lwall Locked $
+
+print "1..43\n";
+
+$x = "abc\ndef\n";
+
+if ($x =~ /^abc/) {print "ok 1\n";} else {print "not ok 1\n";}
+if ($x !~ /^def/) {print "ok 2\n";} else {print "not ok 2\n";}
+
+$* = 1;
+if ($x =~ /^def/) {print "ok 3\n";} else {print "not ok 3\n";}
+$* = 0;
+
+$_ = '123';
+if (/^([0-9][0-9]*)/) {print "ok 4\n";} else {print "not ok 4\n";}
+
+if ($x =~ /^xxx/) {print "not ok 5\n";} else {print "ok 5\n";}
+if ($x !~ /^abc/) {print "not ok 6\n";} else {print "ok 6\n";}
+
+if ($x =~ /def/) {print "ok 7\n";} else {print "not ok 7\n";}
+if ($x !~ /def/) {print "not ok 8\n";} else {print "ok 8\n";}
+
+if ($x !~ /.def/) {print "ok 9\n";} else {print "not ok 9\n";}
+if ($x =~ /.def/) {print "not ok 10\n";} else {print "ok 10\n";}
+
+if ($x =~ /\ndef/) {print "ok 11\n";} else {print "not ok 11\n";}
+if ($x !~ /\ndef/) {print "not ok 12\n";} else {print "ok 12\n";}
+
+$_ = 'aaabbbccc';
+if (/(a*b*)(c*)/ && $1 eq 'aaabbb' && $2 eq 'ccc') {
+	print "ok 13\n";
+} else {
+	print "not ok 13\n";
+}
+if (/(a+b+c+)/ && $1 eq 'aaabbbccc') {
+	print "ok 14\n";
+} else {
+	print "not ok 14\n";
+}
+
+if (/a+b?c+/) {print "not ok 15\n";} else {print "ok 15\n";}
+
+$_ = 'aaabccc';
+if (/a+b?c+/) {print "ok 16\n";} else {print "not ok 16\n";}
+if (/a*b+c*/) {print "ok 17\n";} else {print "not ok 17\n";}
+
+$_ = 'aaaccc';
+if (/a*b?c*/) {print "ok 18\n";} else {print "not ok 18\n";}
+if (/a*b+c*/) {print "not ok 19\n";} else {print "ok 19\n";}
+
+$_ = 'abcdef';
+if (/bcd|xyz/) {print "ok 20\n";} else {print "not ok 20\n";}
+if (/xyz|bcd/) {print "ok 21\n";} else {print "not ok 21\n";}
+
+if (m|bc/*d|) {print "ok 22\n";} else {print "not ok 22\n";}
+
+if (/^$_$/) {print "ok 23\n";} else {print "not ok 23\n";}
+
+$* = 1;		# test 3 only tested the optimized version--this one is for real
+if ("ab\ncd\n" =~ /^cd/) {print "ok 24\n";} else {print "not ok 24\n";}
+$* = 0;
+
+$XXX{123} = 123;
+$XXX{234} = 234;
+$XXX{345} = 345;
+
+@XXX = ('ok 25','not ok 25', 'ok 26','not ok 26','not ok 27');
+while ($_ = shift(XXX)) {
+    ?(.*)? && (print $1,"\n");
+    /not/ && reset;
+    /not ok 26/ && reset 'X';
+}
+
+while (($key,$val) = each(XXX)) {
+    print "not ok 27\n";
+    exit;
+}
+
+print "ok 27\n";
+
+'cde' =~ /[^ab]*/;
+'xyz' =~ //;
+if ($& eq 'xyz') {print "ok 28\n";} else {print "not ok 28\n";}
+
+$foo = '[^ab]*';
+'cde' =~ /$foo/;
+'xyz' =~ //;
+if ($& eq 'xyz') {print "ok 29\n";} else {print "not ok 29\n";}
+
+$foo = '[^ab]*';
+'cde' =~ /$foo/;
+'xyz' =~ /$null/;
+if ($& eq 'xyz') {print "ok 30\n";} else {print "not ok 30\n";}
+
+$_ = 'abcdefghi';
+/def/;		# optimized up to cmd
+if ("$`:$&:$'" eq 'abc:def:ghi') {print "ok 31\n";} else {print "not ok 31\n";}
+
+/cde/ + 0;	# optimized only to spat
+if ("$`:$&:$'" eq 'ab:cde:fghi') {print "ok 32\n";} else {print "not ok 32\n";}
+
+/[d][e][f]/;	# not optimized
+if ("$`:$&:$'" eq 'abc:def:ghi') {print "ok 33\n";} else {print "not ok 33\n";}
+
+$_ = 'now is the {time for all} good men to come to.';
+/ {([^}]*)}/;
+if ($1 eq 'time for all') {print "ok 34\n";} else {print "not ok 34 $1\n";}
+
+$_ = 'xxx {3,4}  yyy   zzz';
+print /( {3,4})/ ? "ok 35\n" : "not ok 35\n";
+print $1 eq '   ' ? "ok 36\n" : "not ok 36\n";
+print /( {4,})/ ? "not ok 37\n" : "ok 37\n";
+print /( {2,3}.)/ ? "ok 38\n" : "not ok 38\n";
+print $1 eq '  y' ? "ok 39\n" : "not ok 39\n";
+print /(y{2,3}.)/ ? "ok 40\n" : "not ok 40\n";
+print $1 eq 'yyy ' ? "ok 41\n" : "not ok 41\n";
+print /x {3,4}/ ? "not ok 42\n" : "ok 42\n";
+print /^xxx {3,4}/ ? "not ok 43\n" : "ok 43\n";
diff --git a/t/op/push.t b/t/op/push.t
new file mode 100644
index 0000000000..721b63f2f7
--- /dev/null
+++ b/t/op/push.t
@@ -0,0 +1,44 @@
+#!./perl
+
+# $Header: push.t,v 4.0 91/03/20 01:54:07 lwall Locked $
+
+@tests = split(/\n/, <<EOF);
+0 3,			0 1 2,		3 4 5 6 7
+0 0 a b c,		,		a b c 0 1 2 3 4 5 6 7
+8 0 a b c,		,		0 1 2 3 4 5 6 7 a b c
+7 0 6.5,		,		0 1 2 3 4 5 6 6.5 7
+1 0 a b c d e f g h i j,,		0 a b c d e f g h i j 1 2 3 4 5 6 7
+0 1 a,			0,		a 1 2 3 4 5 6 7
+1 6 x y z,		1 2 3 4 5 6,	0 x y z 7
+0 7 x y z,		0 1 2 3 4 5 6,	x y z 7
+1 7 x y z,		1 2 3 4 5 6 7,	0 x y z
+4,			4 5 6 7,	0 1 2 3
+-4,			4 5 6 7,	0 1 2 3
+EOF
+
+print "1..", 2 + @tests, "\n";
+die "blech" unless @tests;
+
+@x = (1,2,3);
+push(@x,@x);
+if (join(':',@x) eq '1:2:3:1:2:3') {print "ok 1\n";} else {print "not ok 1\n";}
+push(x,4);
+if (join(':',@x) eq '1:2:3:1:2:3:4') {print "ok 2\n";} else {print "not ok 2\n";}
+
+$test = 3;
+foreach $line (@tests) {
+    ($list,$get,$leave) = split(/,\t*/,$line);
+    @list = split(' ',$list);
+    @get = split(' ',$get);
+    @leave = split(' ',$leave);
+    @x = (0,1,2,3,4,5,6,7);
+    @got = splice(@x,@list);
+    if (join(':',@got) eq join(':',@get) &&
+	join(':',@x) eq join(':',@leave)) {
+	print "ok ",$test++,"\n";
+    }
+    else {
+	print "not ok ",$test++," got: @got == @get left: @x == @leave\n";
+    }
+}
+
diff --git a/t/op/range.t b/t/op/range.t
new file mode 100644
index 0000000000..9ab7892636
--- /dev/null
+++ b/t/op/range.t
@@ -0,0 +1,36 @@
+#!./perl
+
+# $Header: range.t,v 4.0 91/03/20 01:54:11 lwall Locked $
+
+print "1..8\n";
+
+print join(':',1..5) eq '1:2:3:4:5' ? "ok 1\n" : "not ok 1\n";
+
+@foo = (1,2,3,4,5,6,7,8,9);
+@foo[2..4] = ('c','d','e');
+
+print join(':',@foo[$foo[0]..5]) eq '2:c:d:e:6' ? "ok 2\n" : "not ok 2\n";
+
+@bar[2..4] = ('c','d','e');
+print join(':',@bar[1..5]) eq ':c:d:e:' ? "ok 3\n" : "not ok 3\n";
+
+($a,@bcd[0..2],$e) = ('a','b','c','d','e');
+print join(':',$a,@bcd[0..2],$e) eq 'a:b:c:d:e' ? "ok 4\n" : "not ok 4\n";
+
+$x = 0;
+for (1..100) {
+    $x += $_;
+}
+print $x == 5050 ? "ok 5\n" : "not ok 5 $x\n";
+
+$x = 0;
+for ((100,2..99,1)) {
+    $x += $_;
+}
+print $x == 5050 ? "ok 6\n" : "not ok 6 $x\n";
+
+$x = join('','a'..'z');
+print $x eq 'abcdefghijklmnopqrstuvwxyz' ? "ok 7\n" : "not ok 7 $x\n";
+
+@x = 'A'..'ZZ';
+print @x == 27 * 26 ? "ok 8\n" : "not ok 8\n";
diff --git a/t/op/re_tests b/t/op/re_tests
new file mode 100644
index 0000000000..01d9940216
--- /dev/null
+++ b/t/op/re_tests
@@ -0,0 +1,137 @@
+abc	abc	y	$&	abc
+abc	xbc	n	-	-
+abc	axc	n	-	-
+abc	abx	n	-	-
+abc	xabcy	y	$&	abc
+abc	ababc	y	$&	abc
+ab*c	abc	y	$&	abc
+ab*bc	abc	y	$&	abc
+ab*bc	abbc	y	$&	abbc
+ab*bc	abbbbc	y	$&	abbbbc
+ab{0,}bc	abbbbc	y	$&	abbbbc
+ab+bc	abbc	y	$&	abbc
+ab+bc	abc	n	-	-
+ab+bc	abq	n	-	-
+ab{1,}bc	abq	n	-	-
+ab+bc	abbbbc	y	$&	abbbbc
+ab{1,}bc	abbbbc	y	$&	abbbbc
+ab{1,3}bc	abbbbc	y	$&	abbbbc
+ab{3,4}bc	abbbbc	y	$&	abbbbc
+ab{4,5}bc	abbbbc	n	-	-
+ab?bc	abbc	y	$&	abbc
+ab?bc	abc	y	$&	abc
+ab{0,1}bc	abc	y	$&	abc
+ab?bc	abbbbc	n	-	-
+ab?c	abc	y	$&	abc
+ab{0,1}c	abc	y	$&	abc
+^abc$	abc	y	$&	abc
+^abc$	abcc	n	-	-
+^abc	abcc	y	$&	abc
+^abc$	aabc	n	-	-
+abc$	aabc	y	$&	abc
+^	abc	y	$&	
+$	abc	y	$&	
+a.c	abc	y	$&	abc
+a.c	axc	y	$&	axc
+a.*c	axyzc	y	$&	axyzc
+a.*c	axyzd	n	-	-
+a[bc]d	abc	n	-	-
+a[bc]d	abd	y	$&	abd
+a[b-d]e	abd	n	-	-
+a[b-d]e	ace	y	$&	ace
+a[b-d]	aac	y	$&	ac
+a[-b]	a-	y	$&	a-
+a[b-]	a-	y	$&	a-
+a[b-a]	-	c	-	-
+a[]b	-	c	-	-
+a[	-	c	-	-
+a]	a]	y	$&	a]
+a[]]b	a]b	y	$&	a]b
+a[^bc]d	aed	y	$&	aed
+a[^bc]d	abd	n	-	-
+a[^-b]c	adc	y	$&	adc
+a[^-b]c	a-c	n	-	-
+a[^]b]c	a]c	n	-	-
+a[^]b]c	adc	y	$&	adc
+ab|cd	abc	y	$&	ab
+ab|cd	abcd	y	$&	ab
+()ef	def	y	$&-$1	ef-
+()*	-	c	-	-
+*a	-	c	-	-
+^*	-	c	-	-
+$*	-	c	-	-
+(*)b	-	c	-	-
+$b	b	n	-	-
+a\	-	c	-	-
+a\(b	a(b	y	$&-$1	a(b-
+a\(*b	ab	y	$&	ab
+a\(*b	a((b	y	$&	a((b
+a\\b	a\b	y	$&	a\b
+abc)	-	c	-	-
+(abc	-	c	-	-
+((a))	abc	y	$&-$1-$2	a-a-a
+(a)b(c)	abc	y	$&-$1-$2	abc-a-c
+a+b+c	aabbabc	y	$&	abc
+a{1,}b{1,}c	aabbabc	y	$&	abc
+a**	-	c	-	-
+a*?	-	c	-	-
+(a*)*	-	c	-	-
+(a*)+	-	c	-	-
+(a|)*	-	c	-	-
+(a*|b)*	-	c	-	-
+(a+|b)*	ab	y	$&-$1	ab-b
+(a+|b){0,}	ab	y	$&-$1	ab-b
+(a+|b)+	ab	y	$&-$1	ab-b
+(a+|b){1,}	ab	y	$&-$1	ab-b
+(a+|b)?	ab	y	$&-$1	a-a
+(a+|b){0,1}	ab	y	$&-$1	a-a
+(^)*	-	c	-	-
+(ab|)*	-	c	-	-
+)(	-	c	-	-
+[^ab]*	cde	y	$&	cde
+abc		n	-	-
+a*		y	$&	
+([abc])*d	abbbcd	y	$&-$1	abbbcd-c
+([abc])*bcd	abcd	y	$&-$1	abcd-a
+a|b|c|d|e	e	y	$&	e
+(a|b|c|d|e)f	ef	y	$&-$1	ef-e
+((a*|b))*	-	c	-	-
+abcd*efg	abcdefg	y	$&	abcdefg
+ab*	xabyabbbz	y	$&	ab
+ab*	xayabbbz	y	$&	a
+(ab|cd)e	abcde	y	$&-$1	cde-cd
+[abhgefdc]ij	hij	y	$&	hij
+^(ab|cd)e	abcde	n	x$1y	xy
+(abc|)ef	abcdef	y	$&-$1	ef-
+(a|b)c*d	abcd	y	$&-$1	bcd-b
+(ab|ab*)bc	abc	y	$&-$1	abc-a
+a([bc]*)c*	abc	y	$&-$1	abc-bc
+a([bc]*)(c*d)	abcd	y	$&-$1-$2	abcd-bc-d
+a([bc]+)(c*d)	abcd	y	$&-$1-$2	abcd-bc-d
+a([bc]*)(c+d)	abcd	y	$&-$1-$2	abcd-b-cd
+a[bcd]*dcdcde	adcdcde	y	$&	adcdcde
+a[bcd]+dcdcde	adcdcde	n	-	-
+(ab|a)b*c	abc	y	$&-$1	abc-ab
+((a)(b)c)(d)	abcd	y	$1-$2-$3-$4	abc-a-b-d
+[a-zA-Z_][a-zA-Z0-9_]*	alpha	y	$&	alpha
+^a(bc+|b[eh])g|.h$	abh	y	$&-$1	bh-
+(bc+d$|ef*g.|h?i(j|k))	effgz	y	$&-$1-$2	effgz-effgz-
+(bc+d$|ef*g.|h?i(j|k))	ij	y	$&-$1-$2	ij-ij-j
+(bc+d$|ef*g.|h?i(j|k))	effg	n	-	-
+(bc+d$|ef*g.|h?i(j|k))	bcdd	n	-	-
+(bc+d$|ef*g.|h?i(j|k))	reffgz	y	$&-$1-$2	effgz-effgz-
+((((((((((a))))))))))	a	y	$10	a
+((((((((((a))))))))))\10	aa	y	$&	aa
+((((((((((a))))))))))\41	aa	n	-	-
+((((((((((a))))))))))\41	a!	y	$&	a!
+(((((((((a)))))))))	a	y	$&	a
+multiple words of text	uh-uh	n	-	-
+multiple words	multiple words, yeah	y	$&	multiple words
+(.*)c(.*)	abcde	y	$&-$1-$2	abcde-ab-de
+\((.*), (.*)\)	(a, b)	y	($2, $1)	(b, a)
+[k]	ab	n	-	-
+abcd	abcd	y	$&-\$&-\\$&	abcd-$&-\abcd
+a(bc)d	abcd	y	$1-\$1-\\$1	bc-$1-\bc
+a[-]?c	ac	y	$&	ac
+(abc)\1	abcabc	y	$1	abc
+([a-c]*)\1	abcabc	y	$1	abc
diff --git a/t/op/read.t b/t/op/read.t
new file mode 100644
index 0000000000..019324ce33
--- /dev/null
+++ b/t/op/read.t
@@ -0,0 +1,19 @@
+#!./perl
+
+# $Header: read.t,v 4.0 91/03/20 01:54:16 lwall Locked $
+
+print "1..4\n";
+
+
+open(FOO,'op/read.t') || open(FOO,'t/op/read.t') || die "Can't open op.read";
+seek(FOO,4,0);
+$got = read(FOO,$buf,4);
+
+print ($got == 4 ? "ok 1\n" : "not ok 1\n");
+print ($buf eq "perl" ? "ok 2\n" : "not ok 2 :$buf:\n");
+
+seek(FOO,20000,0);
+$got = read(FOO,$buf,4);
+
+print ($got == 0 ? "ok 3\n" : "not ok 3\n");
+print ($buf eq "" ? "ok 4\n" : "not ok 4\n");
diff --git a/t/op/regexp.t b/t/op/regexp.t
new file mode 100644
index 0000000000..92f084a7f0
--- /dev/null
+++ b/t/op/regexp.t
@@ -0,0 +1,33 @@
+#!./perl
+
+# $Header: regexp.t,v 4.0 91/03/20 01:54:22 lwall Locked $
+
+open(TESTS,'op/re_tests') || open(TESTS,'t/op/re_tests')
+    || die "Can't open re_tests";
+while (<TESTS>) { }
+$numtests = $.;
+close(TESTS);
+
+print "1..$numtests\n";
+open(TESTS,'op/re_tests') || open(TESTS,'t/op/re_tests')
+    || die "Can't open re_tests";
+while (<TESTS>) {
+    ($pat, $subject, $result, $repl, $expect) = split(/[\t\n]/,$_);
+    $input = join(':',$pat,$subject,$result,$repl,$expect);
+    eval "\$match = (\$subject =~ \$pat); \$got = \"$repl\";";
+    if ($result eq 'c') {
+	if ($@ ne '') {print "ok $.\n";} else {print "not ok $.\n";}
+    }
+    elsif ($result eq 'n') {
+	if (!$match) {print "ok $.\n";} else {print "not ok $. $input => $got\n";}
+    }
+    else {
+	if ($match && $got eq $expect) {
+	    print "ok $.\n";
+	}
+	else {
+	    print "not ok $. $input => $got\n";
+	}
+    }
+}
+close(TESTS);
diff --git a/t/op/repeat.t b/t/op/repeat.t
new file mode 100644
index 0000000000..a494b99f96
--- /dev/null
+++ b/t/op/repeat.t
@@ -0,0 +1,42 @@
+#!./perl
+
+# $Header: repeat.t,v 4.0 91/03/20 01:54:26 lwall Locked $
+
+print "1..19\n";
+
+# compile time
+
+if ('-' x 5 eq '-----') {print "ok 1\n";} else {print "not ok 1\n";}
+if ('-' x 1 eq '-') {print "ok 2\n";} else {print "not ok 2\n";}
+if ('-' x 0 eq '') {print "ok 3\n";} else {print "not ok 3\n";}
+
+if ('ab' x 3 eq 'ababab') {print "ok 4\n";} else {print "not ok 4\n";}
+
+# run time
+
+$a = '-';
+if ($a x 5 eq '-----') {print "ok 5\n";} else {print "not ok 5\n";}
+if ($a x 1 eq '-') {print "ok 6\n";} else {print "not ok 6\n";}
+if ($a x 0 eq '') {print "ok 7\n";} else {print "not ok 7\n";}
+
+$a = 'ab';
+if ($a x 3 eq 'ababab') {print "ok 8\n";} else {print "not ok 8\n";}
+
+$a = 'xyz';
+$a x= 2;
+if ($a eq 'xyzxyz') {print "ok 9\n";} else {print "not ok 9\n";}
+$a x= 1;
+if ($a eq 'xyzxyz') {print "ok 10\n";} else {print "not ok 10\n";}
+$a x= 0;
+if ($a eq '') {print "ok 11\n";} else {print "not ok 11\n";}
+
+@x = (1,2,3);
+
+print join('', @x x 4) eq '3333' ? "ok 12\n" : "not ok 12\n";
+print join('', (@x) x 4) eq '123123123123' ? "ok 13\n" : "not ok 13\n";
+print join('', (@x,()) x 4) eq '123123123123' ? "ok 14\n" : "not ok 14\n";
+print join('', (@x,1) x 4) eq '1231123112311231' ? "ok 15\n" : "not ok 15\n";
+print join(':', () x 4) eq '' ? "ok 16\n" : "not ok 16\n";
+print join(':', (9) x 4) eq '9:9:9:9' ? "ok 17\n" : "not ok 17\n";
+print join(':', (9,9) x 4) eq '9:9:9:9:9:9:9:9' ? "ok 18\n" : "not ok 18\n";
+print join('', (split(//,"123")) x 2) eq '123123' ? "ok 19\n" : "not ok 19\n";
diff --git a/t/op/s.t b/t/op/s.t
new file mode 100644
index 0000000000..323d374809
--- /dev/null
+++ b/t/op/s.t
@@ -0,0 +1,179 @@
+#!./perl
+
+# $Header: s.t,v 4.0 91/03/20 01:54:30 lwall Locked $
+
+print "1..51\n";
+
+$x = 'foo';
+$_ = "x";
+s/x/\$x/;
+print "#1\t:$_: eq :\$x:\n";
+if ($_ eq '$x') {print "ok 1\n";} else {print "not ok 1\n";}
+
+$_ = "x";
+s/x/$x/;
+print "#2\t:$_: eq :foo:\n";
+if ($_ eq 'foo') {print "ok 2\n";} else {print "not ok 2\n";}
+
+$_ = "x";
+s/x/\$x $x/;
+print "#3\t:$_: eq :\$x foo:\n";
+if ($_ eq '$x foo') {print "ok 3\n";} else {print "not ok 3\n";}
+
+$b = 'cd';
+($a = 'abcdef') =~ s'(b${b}e)'\n$1';
+print "#4\t:$1: eq :bcde:\n";
+print "#4\t:$a: eq :a\\n\$1f:\n";
+if ($1 eq 'bcde' && $a eq 'a\n$1f') {print "ok 4\n";} else {print "not ok 4\n";}
+
+$a = 'abacada';
+if (($a =~ s/a/x/g) == 4 && $a eq 'xbxcxdx')
+    {print "ok 5\n";} else {print "not ok 5\n";}
+
+if (($a =~ s/a/y/g) == 0 && $a eq 'xbxcxdx')
+    {print "ok 6\n";} else {print "not ok 6 $a\n";}
+
+if (($a =~ s/b/y/g) == 1 && $a eq 'xyxcxdx')
+    {print "ok 7\n";} else {print "not ok 7 $a\n";}
+
+$_ = 'ABACADA';
+if (/a/i && s///gi && $_ eq 'BCD') {print "ok 8\n";} else {print "not ok 8 $_\n";}
+
+$_ = '\\' x 4;
+if (length($_) == 4) {print "ok 9\n";} else {print "not ok 9\n";}
+s/\\/\\\\/g;
+if ($_ eq '\\' x 8) {print "ok 10\n";} else {print "not ok 10 $_\n";}
+
+$_ = '\/' x 4;
+if (length($_) == 8) {print "ok 11\n";} else {print "not ok 11\n";}
+s/\//\/\//g;
+if ($_ eq '\\//' x 4) {print "ok 12\n";} else {print "not ok 12\n";}
+if (length($_) == 12) {print "ok 13\n";} else {print "not ok 13\n";}
+
+$_ = 'aaaXXXXbbb';
+s/^a//;
+print $_ eq 'aaXXXXbbb' ? "ok 14\n" : "not ok 14\n";
+
+$_ = 'aaaXXXXbbb';
+s/a//;
+print $_ eq 'aaXXXXbbb' ? "ok 15\n" : "not ok 15\n";
+
+$_ = 'aaaXXXXbbb';
+s/^a/b/;
+print $_ eq 'baaXXXXbbb' ? "ok 16\n" : "not ok 16\n";
+
+$_ = 'aaaXXXXbbb';
+s/a/b/;
+print $_ eq 'baaXXXXbbb' ? "ok 17\n" : "not ok 17\n";
+
+$_ = 'aaaXXXXbbb';
+s/aa//;
+print $_ eq 'aXXXXbbb' ? "ok 18\n" : "not ok 18\n";
+
+$_ = 'aaaXXXXbbb';
+s/aa/b/;
+print $_ eq 'baXXXXbbb' ? "ok 19\n" : "not ok 19\n";
+
+$_ = 'aaaXXXXbbb';
+s/b$//;
+print $_ eq 'aaaXXXXbb' ? "ok 20\n" : "not ok 20\n";
+
+$_ = 'aaaXXXXbbb';
+s/b//;
+print $_ eq 'aaaXXXXbb' ? "ok 21\n" : "not ok 21\n";
+
+$_ = 'aaaXXXXbbb';
+s/bb//;
+print $_ eq 'aaaXXXXb' ? "ok 22\n" : "not ok 22\n";
+
+$_ = 'aaaXXXXbbb';
+s/aX/y/;
+print $_ eq 'aayXXXbbb' ? "ok 23\n" : "not ok 23\n";
+
+$_ = 'aaaXXXXbbb';
+s/Xb/z/;
+print $_ eq 'aaaXXXzbb' ? "ok 24\n" : "not ok 24\n";
+
+$_ = 'aaaXXXXbbb';
+s/aaX.*Xbb//;
+print $_ eq 'ab' ? "ok 25\n" : "not ok 25\n";
+
+$_ = 'aaaXXXXbbb';
+s/bb/x/;
+print $_ eq 'aaaXXXXxb' ? "ok 26\n" : "not ok 26\n";
+
+# now for some unoptimized versions of the same.
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/^a//;
+print $_ eq 'aaXXXXbbb' ? "ok 27\n" : "not ok 27\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/a//;
+print $_ eq 'aaXXXXbbb' ? "ok 28\n" : "not ok 28\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/^a/b/;
+print $_ eq 'baaXXXXbbb' ? "ok 29\n" : "not ok 29\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/a/b/;
+print $_ eq 'baaXXXXbbb' ? "ok 30\n" : "not ok 30\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/aa//;
+print $_ eq 'aXXXXbbb' ? "ok 31\n" : "not ok 31\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/aa/b/;
+print $_ eq 'baXXXXbbb' ? "ok 32\n" : "not ok 32\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/b$//;
+print $_ eq 'aaaXXXXbb' ? "ok 33\n" : "not ok 33\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/b//;
+print $_ eq 'aaaXXXXbb' ? "ok 34\n" : "not ok 34\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/bb//;
+print $_ eq 'aaaXXXXb' ? "ok 35\n" : "not ok 35\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/aX/y/;
+print $_ eq 'aayXXXbbb' ? "ok 36\n" : "not ok 36\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/Xb/z/;
+print $_ eq 'aaaXXXzbb' ? "ok 37\n" : "not ok 37\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/aaX.*Xbb//;
+print $_ eq 'ab' ? "ok 38\n" : "not ok 38\n";
+
+$_ = 'aaaXXXXbbb';
+$x ne $x || s/bb/x/;
+print $_ eq 'aaaXXXXxb' ? "ok 39\n" : "not ok 39\n";
+
+$_ = 'abc123xyz';
+s/\d+/$&*2/e;              # yields 'abc246xyz'
+print $_ eq 'abc246xyz' ? "ok 40\n" : "not ok 40\n";
+s/\d+/sprintf("%5d",$&)/e; # yields 'abc  246xyz'
+print $_ eq 'abc  246xyz' ? "ok 41\n" : "not ok 41\n";
+s/\w/$& x 2/eg;            # yields 'aabbcc  224466xxyyzz'
+print $_ eq 'aabbcc  224466xxyyzz' ? "ok 42\n" : "not ok 42\n";
+
+$_ = "aaaaa";
+print y/a/b/ == 5 ? "ok 43\n" : "not ok 43\n";
+print y/a/b/ == 0 ? "ok 44\n" : "not ok 44\n";
+print y/b// == 5 ? "ok 45\n" : "not ok 45\n";
+print y/b/c/s == 5 ? "ok 46\n" : "not ok 46\n";
+print y/c// == 1 ? "ok 47\n" : "not ok 47\n";
+print y/c//d == 1 ? "ok 48\n" : "not ok 48\n";
+print $_ eq "" ? "ok 49\n" : "not ok 49\n";
+
+$_ = "Now is the %#*! time for all good men...";
+print (($x=(y/a-zA-Z //cd)) == 7 ? "ok 50\n" : "not ok 50\n");
+print y/ / /s == 8 ? "ok 51\n" : "not ok 51\n";
+
diff --git a/t/op/sleep.t b/t/op/sleep.t
new file mode 100644
index 0000000000..c26d397d2f
--- /dev/null
+++ b/t/op/sleep.t
@@ -0,0 +1,8 @@
+#!./perl
+
+# $Header: sleep.t,v 4.0 91/03/20 01:54:34 lwall Locked $
+
+print "1..1\n";
+
+$x = sleep 2;
+if ($x >= 2 && $x <= 10) {print "ok 1\n";} else {print "not ok 1 $x\n";}
diff --git a/t/op/sort.t b/t/op/sort.t
new file mode 100644
index 0000000000..b1b2202d2b
--- /dev/null
+++ b/t/op/sort.t
@@ -0,0 +1,39 @@
+#!./perl
+
+# $Header: sort.t,v 4.0 91/03/20 01:54:38 lwall Locked $
+
+print "1..8\n";
+
+sub reverse { $a lt $b ? 1 : $a gt $b ? -1 : 0; }
+
+@harry = ('dog','cat','x','Cain','Abel');
+@george = ('gone','chased','yz','Punished','Axed');
+
+$x = join('', sort @harry);
+print ($x eq 'AbelCaincatdogx' ? "ok 1\n" : "not ok 1\n");
+
+$x = join('', sort reverse @harry);
+print ($x eq 'xdogcatCainAbel' ? "ok 2\n" : "not ok 2\n");
+
+$x = join('', sort @george, 'to', @harry);
+print ($x eq 'AbelAxedCainPunishedcatchaseddoggonetoxyz'?"ok 3\n":"not ok 3\n");
+
+@a = ();
+@b = reverse @a;
+print ("@b" eq "" ? "ok 4\n" : "not ok 4 (@b)\n");
+
+@a = (1);
+@b = reverse @a;
+print ("@b" eq "1" ? "ok 5\n" : "not ok 5 (@b)\n");
+
+@a = (1,2);
+@b = reverse @a;
+print ("@b" eq "2 1" ? "ok 6\n" : "not ok 6 (@b)\n");
+
+@a = (1,2,3);
+@b = reverse @a;
+print ("@b" eq "3 2 1" ? "ok 7\n" : "not ok 7 (@b)\n");
+
+@a = (1,2,3,4);
+@b = reverse @a;
+print ("@b" eq "4 3 2 1" ? "ok 8\n" : "not ok 8 (@b)\n");
diff --git a/t/op/split.t b/t/op/split.t
new file mode 100644
index 0000000000..34327cbd42
--- /dev/null
+++ b/t/op/split.t
@@ -0,0 +1,57 @@
+#!./perl
+
+# $Header: split.t,v 4.0 91/03/20 01:54:42 lwall Locked $
+
+print "1..12\n";
+
+$FS = ':';
+
+$_ = 'a:b:c';
+
+($a,$b,$c) = split($FS,$_);
+
+if (join(';',$a,$b,$c) eq 'a;b;c') {print "ok 1\n";} else {print "not ok 1\n";}
+
+@ary = split(/:b:/);
+if (join("$_",@ary) eq 'aa:b:cc') {print "ok 2\n";} else {print "not ok 2\n";}
+
+$_ = "abc\n";
+@xyz = (@ary = split(//));
+if (join(".",@ary) eq "a.b.c.\n") {print "ok 3\n";} else {print "not ok 3\n";}
+
+$_ = "a:b:c::::";
+@ary = split(/:/);
+if (join(".",@ary) eq "a.b.c") {print "ok 4\n";} else {print "not ok 4\n";}
+
+$_ = join(':',split(' ',"    a b\tc \t d "));
+if ($_ eq 'a:b:c:d') {print "ok 5\n";} else {print "not ok 5 #$_#\n";}
+
+$_ = join(':',split(/ */,"foo  bar bie\tdoll"));
+if ($_ eq "f:o:o:b:a:r:b:i:e:\t:d:o:l:l")
+	{print "ok 6\n";} else {print "not ok 6\n";}
+
+$_ = join(':', 'foo', split(/ /,'a b  c'), 'bar');
+if ($_ eq "foo:a:b::c:bar") {print "ok 7\n";} else {print "not ok 7 $_\n";}
+
+# Can we say how many fields to split to?
+$_ = join(':', split(' ','1 2 3 4 5 6', 3));
+print $_ eq '1:2:3 4 5 6' ? "ok 8\n" : "not ok 8 $_\n";
+
+# Can we do it as a variable?
+$x = 4;
+$_ = join(':', split(' ','1 2 3 4 5 6', $x));
+print $_ eq '1:2:3:4 5 6' ? "ok 9\n" : "not ok 9 $_\n";
+
+# Does the 999 suppress null field chopping?
+$_ = join(':', split(/:/,'1:2:3:4:5:6:::', 999));
+print $_ eq '1:2:3:4:5:6:::' ? "ok 10\n" : "not ok 10 $_\n";
+
+# Does assignment to a list imply split to one more field than that?
+$foo = `./perl -D1024 -e '(\$a,\$b) = split;' 2>&1`;
+print $foo =~ /DEBUGGING/ || $foo =~ /num\(3\)/ ? "ok 11\n" : "not ok 11\n";
+
+# Can we say how many fields to split to when assigning to a list?
+($a,$b) = split(' ','1 2 3 4 5 6', 2);
+$_ = join(':',$a,$b);
+print $_ eq '1:2 3 4 5 6' ? "ok 12\n" : "not ok 12 $_\n";
+
diff --git a/t/op/sprintf.t b/t/op/sprintf.t
new file mode 100644
index 0000000000..6155612aeb
--- /dev/null
+++ b/t/op/sprintf.t
@@ -0,0 +1,8 @@
+#!./perl
+
+# $Header: sprintf.t,v 4.0 91/03/20 01:54:46 lwall Locked $
+
+print "1..1\n";
+
+$x = sprintf("%3s %-4s%%foo %5d%c%3.1f","hi",123,456,65,3.0999);
+if ($x eq ' hi 123 %foo   456A3.1') {print "ok 1\n";} else {print "not ok 1 '$x'\n";}
diff --git a/t/op/stat.t b/t/op/stat.t
new file mode 100644
index 0000000000..8ba8e54a5d
--- /dev/null
+++ b/t/op/stat.t
@@ -0,0 +1,153 @@
+#!./perl
+
+# $Header: stat.t,v 4.0 91/03/20 01:54:55 lwall Locked $
+
+print "1..56\n";
+
+chop($cwd = `pwd`);
+
+unlink "Op.stat.tmp";
+open(foo, ">Op.stat.tmp");
+
+($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
+    $blksize,$blocks) = stat(foo);
+if ($nlink == 1) {print "ok 1\n";} else {print "not ok 1\n";}
+if ($mtime && $mtime == $ctime) {print "ok 2\n";} else {print "not ok 2\n";}
+
+print foo "Now is the time for all good men to come to.\n";
+close(foo);
+
+sleep 2;
+
+`rm -f Op.stat.tmp2; ln Op.stat.tmp Op.stat.tmp2; chmod 644 Op.stat.tmp`;
+
+($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,
+    $blksize,$blocks) = stat('Op.stat.tmp');
+
+if ($nlink == 2) {print "ok 3\n";} else {print "not ok 3\n";}
+if (($mtime && $mtime != $ctime) || $cwd =~ m#/afs/#) {
+    print "ok 4\n";
+}
+else {
+    print "not ok 4\n";
+}
+print "#4	:$mtime: != :$ctime:\n";
+
+`cp /dev/null Op.stat.tmp`;
+
+if (-z 'Op.stat.tmp') {print "ok 5\n";} else {print "not ok 5\n";}
+if (! -s 'Op.stat.tmp') {print "ok 6\n";} else {print "not ok 6\n";}
+
+`echo hi >Op.stat.tmp`;
+if (! -z 'Op.stat.tmp') {print "ok 7\n";} else {print "not ok 7\n";}
+if (-s 'Op.stat.tmp') {print "ok 8\n";} else {print "not ok 8\n";}
+
+unlink 'Op.stat.tmp';
+$olduid = $>;		# can't test -r if uid == 0
+`echo hi >Op.stat.tmp`;
+chmod 0,'Op.stat.tmp';
+eval '$> = 1;';		# so switch uid (may not be implemented)
+if (!$> || ! -r 'Op.stat.tmp') {print "ok 9\n";} else {print "not ok 9\n";}
+if (!$> || ! -w 'Op.stat.tmp') {print "ok 10\n";} else {print "not ok 10\n";}
+eval '$> = $olduid;';		# switch uid back (may not be implemented)
+print "# olduid=$olduid, newuid=$>\n" unless ($> == $olduid);
+if (! -x 'Op.stat.tmp') {print "ok 11\n";} else {print "not ok 11\n";}
+
+foreach ((12,13,14,15,16,17)) {
+    print "ok $_\n";		#deleted tests
+}
+
+chmod 0700,'Op.stat.tmp';
+if (-r 'Op.stat.tmp') {print "ok 18\n";} else {print "not ok 18\n";}
+if (-w 'Op.stat.tmp') {print "ok 19\n";} else {print "not ok 19\n";}
+if (-x 'Op.stat.tmp') {print "ok 20\n";} else {print "not ok 20\n";}
+
+if (-f 'Op.stat.tmp') {print "ok 21\n";} else {print "not ok 21\n";}
+if (! -d 'Op.stat.tmp') {print "ok 22\n";} else {print "not ok 22\n";}
+
+if (-d '.') {print "ok 23\n";} else {print "not ok 23\n";}
+if (! -f '.') {print "ok 24\n";} else {print "not ok 24\n";}
+
+if (`ls -l perl` =~ /^l.*->/) {
+    if (-l 'perl') {print "ok 25\n";} else {print "not ok 25\n";}
+}
+else {
+    print "ok 25\n";
+}
+
+if (-o 'Op.stat.tmp') {print "ok 26\n";} else {print "not ok 26\n";}
+
+if (-e 'Op.stat.tmp') {print "ok 27\n";} else {print "not ok 27\n";}
+`rm -f Op.stat.tmp Op.stat.tmp2`;
+if (! -e 'Op.stat.tmp') {print "ok 28\n";} else {print "not ok 28\n";}
+
+if (-c '/dev/tty') {print "ok 29\n";} else {print "not ok 29\n";}
+if (! -c '.') {print "ok 30\n";} else {print "not ok 30\n";}
+
+if (! -e '/dev/printer' || -c '/dev/printer' || -S '/dev/printer')
+    {print "ok 31\n";}
+else
+    {print "not ok 31\n";}
+if (! -S '.') {print "ok 32\n";} else {print "not ok 32\n";}
+
+if (! -e '/dev/mt0' || -b '/dev/mt0')
+    {print "ok 33\n";}
+else
+    {print "not ok 33\n";}
+if (! -b '.') {print "ok 34\n";} else {print "not ok 34\n";}
+
+$cnt = $uid = 0;
+
+die "Can't run op/stat.t test 35 without pwd working" unless $cwd;
+chdir '/usr/bin' || die "Can't cd to /usr/bin";
+while (defined($_ = <*>)) {
+    $cnt++;
+    $uid++ if -u;
+    last if $uid && $uid < $cnt;
+}
+chdir $cwd || die "Can't cd back to $cwd";
+
+# I suppose this is going to fail somewhere...
+if ($uid > 0 && $uid < $cnt) {print "ok 35\n";} else {print "not ok 35\n";}
+
+unless (open(tty,"/dev/tty")) {
+    print STDERR "Can't open /dev/tty--run t/TEST outside of make.\n";
+}
+if (-t tty) {print "ok 36\n";} else {print "not ok 36\n";}
+if (-c tty) {print "ok 37\n";} else {print "not ok 37\n";}
+close(tty);
+if (! -t tty) {print "ok 38\n";} else {print "not ok 38\n";}
+open(null,"/dev/null");
+if (! -t null || -e '/xenix') {print "ok 39\n";} else {print "not ok 39\n";}
+close(null);
+if (-t) {print "ok 40\n";} else {print "not ok 40\n";}
+
+# These aren't strictly "stat" calls, but so what?
+
+if (-T 'op/stat.t') {print "ok 41\n";} else {print "not ok 41\n";}
+if (! -B 'op/stat.t') {print "ok 42\n";} else {print "not ok 42\n";}
+
+if (-B './perl') {print "ok 43\n";} else {print "not ok 43\n";}
+if (! -T './perl') {print "ok 44\n";} else {print "not ok 44\n";}
+
+open(foo,'op/stat.t');
+if (-T foo) {print "ok 45\n";} else {print "not ok 45\n";}
+if (! -B foo) {print "ok 46\n";} else {print "not ok 46\n";}
+$_ = <foo>;
+if (/perl/) {print "ok 47\n";} else {print "not ok 47\n";}
+if (-T foo) {print "ok 48\n";} else {print "not ok 48\n";}
+if (! -B foo) {print "ok 49\n";} else {print "not ok 49\n";}
+close(foo);
+
+open(foo,'op/stat.t');
+$_ = <foo>;
+if (/perl/) {print "ok 50\n";} else {print "not ok 50\n";}
+if (-T foo) {print "ok 51\n";} else {print "not ok 51\n";}
+if (! -B foo) {print "ok 52\n";} else {print "not ok 52\n";}
+seek(foo,0,0);
+if (-T foo) {print "ok 53\n";} else {print "not ok 53\n";}
+if (! -B foo) {print "ok 54\n";} else {print "not ok 54\n";}
+close(foo);
+
+if (-T '/dev/null') {print "ok 55\n";} else {print "not ok 55\n";}
+if (-B '/dev/null') {print "ok 56\n";} else {print "not ok 56\n";}
diff --git a/t/op/study.t b/t/op/study.t
new file mode 100644
index 0000000000..01e33fa613
--- /dev/null
+++ b/t/op/study.t
@@ -0,0 +1,69 @@
+#!./perl
+
+# $Header: study.t,v 4.0 91/03/20 01:54:59 lwall Locked $
+
+print "1..24\n";
+
+$x = "abc\ndef\n";
+study($x);
+
+if ($x =~ /^abc/) {print "ok 1\n";} else {print "not ok 1\n";}
+if ($x !~ /^def/) {print "ok 2\n";} else {print "not ok 2\n";}
+
+$* = 1;
+if ($x =~ /^def/) {print "ok 3\n";} else {print "not ok 3\n";}
+$* = 0;
+
+$_ = '123';
+study;
+if (/^([0-9][0-9]*)/) {print "ok 4\n";} else {print "not ok 4\n";}
+
+if ($x =~ /^xxx/) {print "not ok 5\n";} else {print "ok 5\n";}
+if ($x !~ /^abc/) {print "not ok 6\n";} else {print "ok 6\n";}
+
+if ($x =~ /def/) {print "ok 7\n";} else {print "not ok 7\n";}
+if ($x !~ /def/) {print "not ok 8\n";} else {print "ok 8\n";}
+
+study($x);
+if ($x !~ /.def/) {print "ok 9\n";} else {print "not ok 9\n";}
+if ($x =~ /.def/) {print "not ok 10\n";} else {print "ok 10\n";}
+
+if ($x =~ /\ndef/) {print "ok 11\n";} else {print "not ok 11\n";}
+if ($x !~ /\ndef/) {print "not ok 12\n";} else {print "ok 12\n";}
+
+$_ = 'aaabbbccc';
+study;
+if (/(a*b*)(c*)/ && $1 eq 'aaabbb' && $2 eq 'ccc') {
+	print "ok 13\n";
+} else {
+	print "not ok 13\n";
+}
+if (/(a+b+c+)/ && $1 eq 'aaabbbccc') {
+	print "ok 14\n";
+} else {
+	print "not ok 14\n";
+}
+
+if (/a+b?c+/) {print "not ok 15\n";} else {print "ok 15\n";}
+
+$_ = 'aaabccc';
+study;
+if (/a+b?c+/) {print "ok 16\n";} else {print "not ok 16\n";}
+if (/a*b+c*/) {print "ok 17\n";} else {print "not ok 17\n";}
+
+$_ = 'aaaccc';
+study;
+if (/a*b?c*/) {print "ok 18\n";} else {print "not ok 18\n";}
+if (/a*b+c*/) {print "not ok 19\n";} else {print "ok 19\n";}
+
+$_ = 'abcdef';
+study;
+if (/bcd|xyz/) {print "ok 20\n";} else {print "not ok 20\n";}
+if (/xyz|bcd/) {print "ok 21\n";} else {print "not ok 21\n";}
+
+if (m|bc/*d|) {print "ok 22\n";} else {print "not ok 22\n";}
+
+if (/^$_$/) {print "ok 23\n";} else {print "not ok 23\n";}
+
+$* = 1;		# test 3 only tested the optimized version--this one is for real
+if ("ab\ncd\n" =~ /^cd/) {print "ok 24\n";} else {print "not ok 24\n";}
diff --git a/t/op/substr.t b/t/op/substr.t
new file mode 100644
index 0000000000..12ad531c49
--- /dev/null
+++ b/t/op/substr.t
@@ -0,0 +1,47 @@
+#!./perl
+
+# $Header: substr.t,v 4.0 91/03/20 01:55:05 lwall Locked $
+
+print "1..22\n";
+
+$a = 'abcdefxyz';
+
+print (substr($a,0,3) eq 'abc' ? "ok 1\n" : "not ok 1\n");
+print (substr($a,3,3) eq 'def' ? "ok 2\n" : "not ok 2\n");
+print (substr($a,6,999) eq 'xyz' ? "ok 3\n" : "not ok 3\n");
+print (substr($a,999,999) eq '' ? "ok 4\n" : "not ok 4\n");
+print (substr($a,6,-1) eq '' ? "ok 5\n" : "not ok 5\n");
+print (substr($a,-3,1) eq 'x' ? "ok 6\n" : "not ok 6\n");
+
+$[ = 1;
+
+print (substr($a,1,3) eq 'abc' ? "ok 7\n" : "not ok 7\n");
+print (substr($a,4,3) eq 'def' ? "ok 8\n" : "not ok 8\n");
+print (substr($a,7,999) eq 'xyz' ? "ok 9\n" : "not ok 9\n");
+print (substr($a,999,999) eq '' ? "ok 10\n" : "not ok 10\n");
+print (substr($a,7,-1) eq '' ? "ok 11\n" : "not ok 11\n");
+print (substr($a,-3,1) eq 'x' ? "ok 12\n" : "not ok 12\n");
+
+$[ = 0;
+
+substr($a,3,3) = 'XYZ';
+print $a eq 'abcXYZxyz' ? "ok 13\n" : "not ok 13\n";
+substr($a,0,2) = '';
+print $a eq 'cXYZxyz' ? "ok 14\n" : "not ok 14\n";
+y/a/a/;
+substr($a,0,0) = 'ab';
+print $a eq 'abcXYZxyz' ? "ok 15\n" : "not ok 15 $a\n";
+substr($a,0,0) = '12345678';
+print $a eq '12345678abcXYZxyz' ? "ok 16\n" : "not ok 16\n";
+substr($a,-3,3) = 'def';
+print $a eq '12345678abcXYZdef' ? "ok 17\n" : "not ok 17\n";
+substr($a,-3,3) = '<';
+print $a eq '12345678abcXYZ<' ? "ok 18\n" : "not ok 18\n";
+substr($a,-1,1) = '12345678';
+print $a eq '12345678abcXYZ12345678' ? "ok 19\n" : "not ok 19\n";
+
+$a = 'abcdefxyz';
+
+print (substr($a,6) eq 'xyz' ? "ok 20\n" : "not ok 20\n");
+print (substr($a,-3) eq 'xyz' ? "ok 21\n" : "not ok 21\n");
+print (substr($a,999) eq '' ? "ok 22\n" : "not ok 22\n");
diff --git a/t/op/time.t b/t/op/time.t
new file mode 100644
index 0000000000..28635219fe
--- /dev/null
+++ b/t/op/time.t
@@ -0,0 +1,43 @@
+#!./perl
+
+# $Header: time.t,v 4.0 91/03/20 01:55:09 lwall Locked $
+
+print "1..5\n";
+
+($beguser,$begsys) = times;
+
+$beg = time;
+
+while (($now = time) == $beg) {}
+
+if ($now > $beg && $now - $beg < 10){print "ok 1\n";} else {print "not ok 1\n";}
+
+for ($i = 0; $i < 100000; $i++) {
+    ($nowuser, $nowsys) = times;
+    $i = 200000 if $nowuser > $beguser && $nowsys > $begsys;
+    last if time - $beg > 20;
+}
+
+if ($i >= 200000) {print "ok 2\n";} else {print "not ok 2\n";}
+
+($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime($beg);
+($xsec,$foo) = localtime($now);
+$localyday = $yday;
+
+if ($sec != $xsec && $mday && $year)
+    {print "ok 3\n";}
+else
+    {print "not ok 3\n";}
+
+($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = gmtime($beg);
+($xsec,$foo) = localtime($now);
+
+if ($sec != $xsec && $mday && $year)
+    {print "ok 4\n";}
+else
+    {print "not ok 4\n";}
+
+if (index(" :0:1:-1:365:366:-365:-366:",':' . ($localyday - $yday) . ':') > 0)
+    {print "ok 5\n";}
+else
+    {print "not ok 5\n";}
diff --git a/t/op/undef.t b/t/op/undef.t
new file mode 100644
index 0000000000..fc73cf85d5
--- /dev/null
+++ b/t/op/undef.t
@@ -0,0 +1,56 @@
+#!./perl
+
+# $Header: undef.t,v 4.0 91/03/20 01:55:16 lwall Locked $
+
+print "1..21\n";
+
+print defined($a) ? "not ok 1\n" : "ok 1\n";
+
+$a = 1+1;
+print defined($a) ? "ok 2\n" : "not ok 2\n";
+
+undef $a;
+print defined($a) ? "not ok 3\n" : "ok 3\n";
+
+$a = "hi";
+print defined($a) ? "ok 4\n" : "not ok 4\n";
+
+$a = $b;
+print defined($a) ? "not ok 5\n" : "ok 5\n";
+
+@ary = ("1arg");
+$a = pop(@ary);
+print defined($a) ? "ok 6\n" : "not ok 6\n";
+$a = pop(@ary);
+print defined($a) ? "not ok 7\n" : "ok 7\n";
+
+@ary = ("1arg");
+$a = shift(@ary);
+print defined($a) ? "ok 8\n" : "not ok 8\n";
+$a = shift(@ary);
+print defined($a) ? "not ok 9\n" : "ok 9\n";
+
+$ary{'foo'} = 'hi';
+print defined($ary{'foo'}) ? "ok 10\n" : "not ok 10\n";
+print defined($ary{'bar'}) ? "not ok 11\n" : "ok 11\n";
+undef $ary{'foo'};
+print defined($ary{'foo'}) ? "not ok 12\n" : "ok 12\n";
+
+print defined(@ary) ? "ok 13\n" : "not ok 13\n";
+print defined(%ary) ? "ok 14\n" : "not ok 14\n";
+undef @ary;
+print defined(@ary) ? "not ok 15\n" : "ok 15\n";
+undef %ary;
+print defined(%ary) ? "not ok 16\n" : "ok 16\n";
+@ary = (1);
+print defined @ary ? "ok 17\n" : "not ok 17\n";
+%ary = (1,1);
+print defined %ary ? "ok 18\n" : "not ok 18\n";
+
+sub foo { print "ok 19\n"; }
+
+&foo || print "not ok 19\n";
+
+print defined &foo ? "ok 20\n" : "not ok 20\n";
+undef &foo;
+print defined(&foo) ? "not ok 21\n" : "ok 21\n";
diff --git a/t/op/unshift.t b/t/op/unshift.t
new file mode 100644
index 0000000000..fec68e183b
--- /dev/null
+++ b/t/op/unshift.t
@@ -0,0 +1,14 @@
+#!./perl
+
+# $Header: unshift.t,v 4.0 91/03/20 01:55:21 lwall Locked $
+
+print "1..2\n";
+
+@a = (1,2,3);
+$cnt1 = unshift(a,0);
+
+if (join(' ',@a) eq '0 1 2 3') {print "ok 1\n";} else {print "not ok 1\n";}
+$cnt2 = unshift(a,3,2,1);
+if (join(' ',@a) eq '3 2 1 0 1 2 3') {print "ok 2\n";} else {print "not ok 2\n";}
+
+
diff --git a/t/op/vec.t b/t/op/vec.t
new file mode 100644
index 0000000000..e8fe018ba8
--- /dev/null
+++ b/t/op/vec.t
@@ -0,0 +1,24 @@
+#!./perl
+
+# $Header: vec.t,v 4.0 91/03/20 01:55:28 lwall Locked $
+
+print "1..13\n";
+
+print vec($foo,0,1) == 0 ? "ok 1\n" : "not ok 1\n";
+print length($foo) == 0 ? "ok 2\n" : "not ok 2\n";
+vec($foo,0,1) = 1;
+print length($foo) == 1 ? "ok 3\n" : "not ok 3\n";
+print ord($foo) == 1 ? "ok 4\n" : "not ok 4\n";
+print vec($foo,0,1) == 1 ? "ok 5\n" : "not ok 5\n";
+
+print vec($foo,20,1) == 0 ? "ok 6\n" : "not ok 6\n";
+vec($foo,20,1) = 1;
+print vec($foo,20,1) == 1 ? "ok 7\n" : "not ok 7\n";
+print length($foo) == 3 ? "ok 8\n" : "not ok 8\n";
+print vec($foo,1,8) == 0 ? "ok 9\n" : "not ok 9\n";
+vec($foo,1,8) = 0xf1;
+print vec($foo,1,8) == 0xf1 ? "ok 10\n" : "not ok 10\n";
+print ((ord(substr($foo,1,1)) & 255) == 0xf1 ? "ok 11\n" : "not ok 11\n");
+print vec($foo,2,4) == 1 ? "ok 12\n" : "not ok 12\n";
+print vec($foo,3,4) == 15 ? "ok 13\n" : "not ok 13\n";
+
diff --git a/t/op/write.t b/t/op/write.t
new file mode 100644
index 0000000000..e51a09088c
--- /dev/null
+++ b/t/op/write.t
@@ -0,0 +1,129 @@
+#!./perl
+
+# $Header: write.t,v 4.0 91/03/20 01:55:34 lwall Locked $
+
+print "1..3\n";
+
+format OUT =
+the quick brown @<<
+$fox
+jumped
+@*
+$multiline
+^<<<<<<<<<
+$foo
+^<<<<<<<<<
+$foo
+^<<<<<<...
+$foo
+now @<<the@>>>> for all@|||||men to come @<<<<
+'i' . 's', "time\n", $good, 'to'
+.
+
+open(OUT, '>Op.write.tmp') || die "Can't create Op.write.tmp";
+
+$fox = 'foxiness';
+$good = 'good';
+$multiline = "forescore\nand\nseven years\n";
+$foo = 'when in the course of human events it becomes necessary';
+write(OUT);
+close OUT;
+
+$right =
+"the quick brown fox
+jumped
+forescore
+and
+seven years
+when in
+the course
+of huma...
+now is the time for all good men to come to\n";
+
+if (`cat Op.write.tmp` eq $right)
+    { print "ok 1\n"; unlink 'Op.write.tmp'; }
+else
+    { print "not ok 1\n"; }
+
+format OUT2 =
+the quick brown @<<
+$fox
+jumped
+@*
+$multiline
+^<<<<<<<<< ~~
+$foo
+now @<<the@>>>> for all@|||||men to come @<<<<
+'i' . 's', "time\n", $good, 'to'
+.
+
+open(OUT2, '>Op.write.tmp') || die "Can't create Op.write.tmp";
+
+$fox = 'foxiness';
+$good = 'good';
+$multiline = "forescore\nand\nseven years\n";
+$foo = 'when in the course of human events it becomes necessary';
+write(OUT2);
+close OUT2;
+
+$right =
+"the quick brown fox
+jumped
+forescore
+and
+seven years
+when in
+the course
+of human
+events it
+becomes
+necessary
+now is the time for all good men to come to\n";
+
+if (`cat Op.write.tmp` eq $right)
+    { print "ok 2\n"; unlink 'Op.write.tmp'; }
+else
+    { print "not ok 2\n"; }
+
+eval <<'EOFORMAT';
+format OUT2 =
+the brown quick @<<
+$fox
+jumped
+@*
+$multiline
+^<<<<<<<<< ~~
+$foo
+now @<<the@>>>> for all@|||||men to come @<<<<
+'i' . 's', "time\n", $good, 'to'
+.
+EOFORMAT
+
+open(OUT2, '>Op.write.tmp') || die "Can't create Op.write.tmp";
+
+$fox = 'foxiness';
+$good = 'good';
+$multiline = "forescore\nand\nseven years\n";
+$foo = 'when in the course of human events it becomes necessary';
+write(OUT2);
+close OUT2;
+
+$right =
+"the brown quick fox
+jumped
+forescore
+and
+seven years
+when in
+the course
+of human
+events it
+becomes
+necessary
+now is the time for all good men to come to\n";
+
+if (`cat Op.write.tmp` eq $right)
+    { print "ok 3\n"; unlink 'Op.write.tmp'; }
+else
+    { print "not ok 3\n"; }
+