Fix building MAD with C++ - a MAD_PV of "" is illegal, as it will be free()d.

[p5sagit/p5-mst-13.2.git] / t / cmd / for.t

diff --git a/t/cmd/for.t b/t/cmd/for.t
old mode 100755 (executable)
new mode 100644 (file)
index 19fab8c..184d024
--- a/t/cmd/for.t
+++ b/t/cmd/for.t
@@ -1,6 +1,6 @@
 #!./perl
 
-print "1..58\n";
+print "1..118\n";
 
 for ($i = 0; $i <= 10; $i++) {
     $x[$i] = $i;
@@ -129,6 +129,16 @@ for (map {$_} 1,2,3) {
     $r .= $_;
 }
 is ($r, '123', 'Forwards for list via map');
+$r = '';
+for (1 .. 3) {
+    $r .= $_;
+}
+is ($r, '123', 'Forwards for list via ..');
+$r = '';
+for ('A' .. 'C') {
+    $r .= $_;
+}
+is ($r, 'ABC', 'Forwards for list via ..');
 
 $r = '';
 for (reverse @array) {
@@ -150,6 +160,16 @@ for (reverse map {$_} 1,2,3) {
     $r .= $_;
 }
 is ($r, '321', 'Reverse for list via map');
+$r = '';
+for (reverse 1 .. 3) {
+    $r .= $_;
+}
+is ($r, '321', 'Reverse for list via ..');
+$r = '';
+for (reverse 'A' .. 'C') {
+    $r .= $_;
+}
+is ($r, 'CBA', 'Reverse for list via ..');
 
 $r = '';
 for my $i (@array) {
@@ -171,6 +191,16 @@ for my $i (map {$_} 1,2,3) {
     $r .= $i;
 }
 is ($r, '123', 'Forwards for list via map with var');
+$r = '';
+for my $i (1 .. 3) {
+    $r .= $i;
+}
+is ($r, '123', 'Forwards for list via .. with var');
+$r = '';
+for my $i ('A' .. 'C') {
+    $r .= $i;
+}
+is ($r, 'ABC', 'Forwards for list via .. with var');
 
 $r = '';
 for my $i (reverse @array) {
@@ -192,7 +222,79 @@ for my $i (reverse map {$_} 1,2,3) {
     $r .= $i;
 }
 is ($r, '321', 'Reverse for list via map with var');
+$r = '';
+for my $i (reverse 1 .. 3) {
+    $r .= $i;
+}
+is ($r, '321', 'Reverse for list via .. with var');
+$r = '';
+for my $i (reverse 'A' .. 'C') {
+    $r .= $i;
+}
+is ($r, 'CBA', 'Reverse for list via .. with var');
 
+# For some reason the generate optree is different when $_ is implicit.
+$r = '';
+for $_ (@array) {
+    $r .= $_;
+}
+is ($r, 'ABC', 'Forwards for array with explicit $_');
+$r = '';
+for $_ (1,2,3) {
+    $r .= $_;
+}
+is ($r, '123', 'Forwards for list with explicit $_');
+$r = '';
+for $_ (map {$_} @array) {
+    $r .= $_;
+}
+is ($r, 'ABC', 'Forwards for array via map with explicit $_');
+$r = '';
+for $_ (map {$_} 1,2,3) {
+    $r .= $_;
+}
+is ($r, '123', 'Forwards for list via map with explicit $_');
+$r = '';
+for $_ (1 .. 3) {
+    $r .= $_;
+}
+is ($r, '123', 'Forwards for list via .. with var with explicit $_');
+$r = '';
+for $_ ('A' .. 'C') {
+    $r .= $_;
+}
+is ($r, 'ABC', 'Forwards for list via .. with var with explicit $_');
+
+$r = '';
+for $_ (reverse @array) {
+    $r .= $_;
+}
+is ($r, 'CBA', 'Reverse for array with explicit $_');
+$r = '';
+for $_ (reverse 1,2,3) {
+    $r .= $_;
+}
+is ($r, '321', 'Reverse for list with explicit $_');
+$r = '';
+for $_ (reverse map {$_} @array) {
+    $r .= $_;
+}
+is ($r, 'CBA', 'Reverse for array via map with explicit $_');
+$r = '';
+for $_ (reverse map {$_} 1,2,3) {
+    $r .= $_;
+}
+is ($r, '321', 'Reverse for list via map with explicit $_');
+$r = '';
+for $_ (reverse 1 .. 3) {
+    $r .= $_;
+}
+is ($r, '321', 'Reverse for list via .. with var with explicit $_');
+$r = '';
+for $_ (reverse 'A' .. 'C') {
+    $r .= $_;
+}
+is ($r, 'CBA', 'Reverse for list via .. with var with explicit $_');
 
 # I don't think that my is that different from our in the optree. But test a
 # few:
@@ -216,6 +318,16 @@ for our $i (reverse map {$_} 1,2,3) {
     $r .= $i;
 }
 is ($r, '321', 'Reverse for list via map with our var');
+$r = '';
+for our $i (reverse 1 .. 3) {
+    $r .= $i;
+}
+is ($r, '321', 'Reverse for list via .. with our var');
+$r = '';
+for our $i (reverse 'A' .. 'C') {
+    $r .= $i;
+}
+is ($r, 'CBA', 'Reverse for list via .. with our var');
 
 
 $r = '';
@@ -238,6 +350,16 @@ for ('A', reverse map {$_} 1,2,3) {
     $r .= $_;
 }
 is ($r, 'A321', 'Reverse for list via map with leading value');
+$r = '';
+for ('A', reverse 1 .. 3) {
+    $r .= $_;
+}
+is ($r, 'A321', 'Reverse for list via .. with leading value');
+$r = '';
+for (1, reverse 'A' .. 'C') {
+    $r .= $_;
+}
+is ($r, '1CBA', 'Reverse for list via .. with leading value');
 
 $r = '';
 for (reverse (@array), 1) {
@@ -259,7 +381,82 @@ for (reverse (map {$_} 1,2,3), 'A') {
     $r .= $_;
 }
 is ($r, '321A', 'Reverse for list via map with trailing value');
+$r = '';
+for (reverse (1 .. 3), 'A') {
+    $r .= $_;
+}
+is ($r, '321A', 'Reverse for list via .. with trailing value');
+$r = '';
+for (reverse ('A' .. 'C'), 1) {
+    $r .= $_;
+}
+is ($r, 'CBA1', 'Reverse for list via .. with trailing value');
+
+
+$r = '';
+for $_ (1, reverse @array) {
+    $r .= $_;
+}
+is ($r, '1CBA', 'Reverse for array with leading value with explicit $_');
+$r = '';
+for $_ ('A', reverse 1,2,3) {
+    $r .= $_;
+}
+is ($r, 'A321', 'Reverse for list with leading value with explicit $_');
+$r = '';
+for $_ (1, reverse map {$_} @array) {
+    $r .= $_;
+}
+is ($r, '1CBA',
+    'Reverse for array via map with leading value with explicit $_');
+$r = '';
+for $_ ('A', reverse map {$_} 1,2,3) {
+    $r .= $_;
+}
+is ($r, 'A321', 'Reverse for list via map with leading value with explicit $_');
+$r = '';
+for $_ ('A', reverse 1 .. 3) {
+    $r .= $_;
+}
+is ($r, 'A321', 'Reverse for list via .. with leading value with explicit $_');
+$r = '';
+for $_ (1, reverse 'A' .. 'C') {
+    $r .= $_;
+}
+is ($r, '1CBA', 'Reverse for list via .. with leading value with explicit $_');
 
+$r = '';
+for $_ (reverse (@array), 1) {
+    $r .= $_;
+}
+is ($r, 'CBA1', 'Reverse for array with trailing value with explicit $_');
+$r = '';
+for $_ (reverse (1,2,3), 'A') {
+    $r .= $_;
+}
+is ($r, '321A', 'Reverse for list with trailing value with explicit $_');
+$r = '';
+for $_ (reverse (map {$_} @array), 1) {
+    $r .= $_;
+}
+is ($r, 'CBA1',
+    'Reverse for array via map with trailing value with explicit $_');
+$r = '';
+for $_ (reverse (map {$_} 1,2,3), 'A') {
+    $r .= $_;
+}
+is ($r, '321A',
+    'Reverse for list via map with trailing value with explicit $_');
+$r = '';
+for $_ (reverse (1 .. 3), 'A') {
+    $r .= $_;
+}
+is ($r, '321A', 'Reverse for list via .. with trailing value with explicit $_');
+$r = '';
+for $_ (reverse ('A' .. 'C'), 1) {
+    $r .= $_;
+}
+is ($r, 'CBA1', 'Reverse for list via .. with trailing value with explicit $_');
 
 $r = '';
 for my $i (1, reverse @array) {
@@ -281,6 +478,16 @@ for my $i ('A', reverse map {$_} 1,2,3) {
     $r .= $i;
 }
 is ($r, 'A321', 'Reverse for list via map with leading value and var');
+$r = '';
+for my $i ('A', reverse 1 .. 3) {
+    $r .= $i;
+}
+is ($r, 'A321', 'Reverse for list via .. with leading value and var');
+$r = '';
+for my $i (1, reverse 'A' .. 'C') {
+    $r .= $i;
+}
+is ($r, '1CBA', 'Reverse for list via .. with leading value and var');
 
 $r = '';
 for my $i (reverse (@array), 1) {
@@ -302,6 +509,16 @@ for my $i (reverse (map {$_} 1,2,3), 'A') {
     $r .= $i;
 }
 is ($r, '321A', 'Reverse for list via map with trailing value and var');
+$r = '';
+for my $i (reverse (1 .. 3), 'A') {
+    $r .= $i;
+}
+is ($r, '321A', 'Reverse for list via .. with trailing value and var');
+$r = '';
+for my $i (reverse ('A' .. 'C'), 1) {
+    $r .= $i;
+}
+is ($r, 'CBA1', 'Reverse for list via .. with trailing value and var');
 
 
 $r = '';
@@ -314,6 +531,26 @@ for (reverse map {$_} 1, @array) {
     $r .= $_;
 }
 is ($r, 'CBA1', 'Reverse for value and array via map');
+$r = '';
+for (reverse 1 .. 3, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA321', 'Reverse for .. and array');
+$r = '';
+for (reverse 'X' .. 'Z', @array) {
+    $r .= $_;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array');
+$r = '';
+for (reverse map {$_} 1 .. 3, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA321', 'Reverse for .. and array via map');
+$r = '';
+for (reverse map {$_} 'X' .. 'Z', @array) {
+    $r .= $_;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array via map');
 
 $r = '';
 for (reverse (@array, 1)) {
@@ -326,6 +563,48 @@ for (reverse (map {$_} @array, 1)) {
 }
 is ($r, '1CBA', 'Reverse for array and value via map');
 
+$r = '';
+for $_ (reverse 1, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA1', 'Reverse for value and array with explicit $_');
+$r = '';
+for $_ (reverse map {$_} 1, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA1', 'Reverse for value and array via map with explicit $_');
+$r = '';
+for $_ (reverse 1 .. 3, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA321', 'Reverse for .. and array with explicit $_');
+$r = '';
+for $_ (reverse 'X' .. 'Z', @array) {
+    $r .= $_;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array with explicit $_');
+$r = '';
+for $_ (reverse map {$_} 1 .. 3, @array) {
+    $r .= $_;
+}
+is ($r, 'CBA321', 'Reverse for .. and array via map with explicit $_');
+$r = '';
+for $_ (reverse map {$_} 'X' .. 'Z', @array) {
+    $r .= $_;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array via map with explicit $_');
+
+$r = '';
+for $_ (reverse (@array, 1)) {
+    $r .= $_;
+}
+is ($r, '1CBA', 'Reverse for array and value with explicit $_');
+$r = '';
+for $_ (reverse (map {$_} @array, 1)) {
+    $r .= $_;
+}
+is ($r, '1CBA', 'Reverse for array and value via map with explicit $_');
+
 
 $r = '';
 for my $i (reverse 1, @array) {
@@ -337,6 +616,26 @@ for my $i (reverse map {$_} 1, @array) {
     $r .= $i;
 }
 is ($r, 'CBA1', 'Reverse for value and array via map with var');
+$r = '';
+for my $i (reverse 1 .. 3, @array) {
+    $r .= $i;
+}
+is ($r, 'CBA321', 'Reverse for .. and array with var');
+$r = '';
+for my $i (reverse 'X' .. 'Z', @array) {
+    $r .= $i;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array with var');
+$r = '';
+for my $i (reverse map {$_} 1 .. 3, @array) {
+    $r .= $i;
+}
+is ($r, 'CBA321', 'Reverse for .. and array via map with var');
+$r = '';
+for my $i (reverse map {$_} 'X' .. 'Z', @array) {
+    $r .= $i;
+}
+is ($r, 'CBAZYX', 'Reverse for .. and array via map with var');
 
 $r = '';
 for my $i (reverse (@array, 1)) {
@@ -348,3 +647,24 @@ for my $i (reverse (map {$_} @array, 1)) {
     $r .= $i;
 }
 is ($r, '1CBA', 'Reverse for array and value via map with var');
+
+TODO: {
+    $test++;
+    local $TODO = "RT #1085: what should be output of perl -we 'print do { foreach (1, 2) { 1; } }'";
+    if (do {17; foreach (1, 2) { 1; } } != 17) {
+        print "not ";
+    }
+    print "ok $test # TODO $TODO\n";
+}
+
+TODO: {
+    $test++;
+    no warnings 'reserved';
+    local $TODO = "RT #2166: foreach spuriously autovivifies";
+    my %h;
+    foreach (@h{a, b}) {}
+    if(keys(%h)) {
+        print "not ";
+    }
+    print "ok $test # TODO $TODO\n";
+}