Undo qu. Retract #8814, rewrite op/each part of #8615,

retract toke.c/qu parts of #8583, retract #8485, retract
or rewrite qu parts of #8439 of toke.c, keywords.h, keywords.pl,
op/length.t, and MANIFEST, and delete t/op/qu.t.

p4raw-id: //depot/perl@8967

3 files changed, 3 insertions, 27 deletions

diff --git a/t/op/each.t b/t/op/each.t
index 397176a40d..2e80dcd009 100755
--- a/t/op/each.t
+++ b/t/op/each.t
@@ -163,7 +163,7 @@ print "ok 23\n";
 print "#$u{$_}\n" for keys %u; # Used to core dump before change #8056.
 print "ok 24\n";
 
-$d = qu"\xe3\x81\x82";
+$d = pack("U*", 0xe3, 0x81, 0x82);
 %u = ($d => "downgrade");
 for (keys %u) {
     use bytes;
@@ -172,6 +172,6 @@ for (keys %u) {
 }
 {
     use bytes;
-    print "not " if length($d) ne 6 or $d ne qu"\xe3\x81\x82";
+    print "not " if length($d) ne 6;
     print "ok 26\n";
 }
diff --git a/t/op/length.t b/t/op/length.t
index 46f0c59698..df80fcd039 100644
--- a/t/op/length.t
+++ b/t/op/length.t
@@ -33,7 +33,7 @@ print "ok 3\n";
 }
 
 {
-    my $a = qu"\x{80}"; # make "\x{80}" to produce UTF-8
+    my $a = pack("U", 0x80);
     
     print "not " unless length($a) == 1;
     print "ok 6\n";
diff --git a/t/op/qu.t b/t/op/qu.t
deleted file mode 100644
index 280020445c..0000000000
--- a/t/op/qu.t
+++ /dev/null
@@ -1,24 +0,0 @@
-print "1..6\n";
-
-my $foo = "foo";
-
-print "not " unless qu(abc$foo) eq "abcfoo";
-print "ok 1\n";
-
-# qu is always Unicode, even in EBCDIC, so \x41 is 'A' and \x{61} is 'a'.
-
-print "not " unless qu(abc\x41) eq "abcA";
-print "ok 2\n";
-
-print "not " unless qu(abc\x{61}$foo) eq "abcafoo";
-print "ok 3\n";
-
-print "not " unless qu(\x{41}\x{100}\x61\x{200}) eq "A\x{100}a\x{200}";
-print "ok 4\n";
-
-print "not " unless join(" ", unpack("C*", qu(\x80))) eq "194 128";
-print "ok 5\n";
-
-print "not " unless join(" ", unpack("C*", qu(\x{100}))) eq "196 128";
-print "ok 6\n";
-