Viewing file:  functioncalls_evald_invocations.php (3.35 KB) -rw-rw-r--
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<?php
/*
* Like functioncalls_compiled, but using eval'd function invocations.
*/
function fun($x) { $x = 'x'; }
function fun_r(&$x) { $x = 'x'; }
function &fun_rr($x) { return $x; }
// Test proper calling conventions in simple cases
eval('$a = 10;');
eval('fun($a);');
eval('var_export($a);');
eval('$b = 20;');
eval('fun(&$b);');
eval('var_export($b);');
eval('$c = 30;');
eval('fun_r($c);');
eval('var_export($c);');
eval('$d = 40;');
eval('fun_r(&$d);');
eval('var_export($d);');
eval('$d1 = 41;');
eval('fun_rr(&$d1);');
eval('var_export($d1);');
eval('$d2 = 42;');
eval('fun_rr(&$d2);');
eval('var_export($d2);');
eval('echo "\n";');
// Same as before, but the variable now passed in is part of a
// copy-on-write set. In all cases where a pass-by-reference is involved,
// only one of the two variables should be changed.
eval('$e = 50;');
eval('$f = $e;');
eval('fun($f);');
eval('var_export($e);');
eval('var_export($f);');
eval('$f = \'y\';');
eval('var_export($e);');
eval('var_export($f);');
eval('$g = 60;');
eval('$h = $g;');
eval('fun(&$h);');
eval('var_export($g);');
eval('var_export($h);');
eval('$h = \'y\';');
eval('var_export($g);');
eval('var_export($h);');
eval('$i = 70;');
eval('$j = $i;');
eval('fun_r($j);');
eval('var_export($i);');
eval('var_export($j);');
eval('$j = \'y\';');
eval('var_export($i);');
eval('var_export($j);');
eval('$k = 80;');
eval('$l = $k;');
eval('fun_r(&$l);');
eval('var_export($k);');
eval('var_export($l);');
eval('$l = \'y\';');
eval('var_export($k);');
eval('var_export($l);');
eval('$i1 = 71;');
eval('$j1 = $i1;');
eval('fun_rr($j1);');
eval('var_export($i1);');
eval('var_export($j1);');
eval('$j1 = \'y\';');
eval('var_export($i1);');
eval('var_export($j1);');
eval('$k1 = 81;');
eval('$l1 = $k1;');
eval('fun_rr(&$l1);');
eval('var_export($k1);');
eval('var_export($l1);');
eval('$l1 = \'y\';');
eval('var_export($k1);');
eval('var_export($l1);');
eval('echo "\n";');
// Same again, but the variable passed in is now part of a
// change-on-write set (references another variable).
// In this section, in all cases where a pass-by-reference is involved,
// both variables should be changed.
eval('$m = 90;');
eval('$n =& $m;');
eval('fun($n);');
eval('var_export($m);');
eval('var_export($n);');
eval('$m = \'y\';');
eval('var_export($m);');
eval('var_export($n);');
eval('$o = 100;');
eval('$p =& $o;');
eval('fun(&$p);');
eval('var_export($o);');
eval('var_export($p);');
eval('$p = \'y\';');
eval('var_export($o);');
eval('var_export($p);');
eval('$q = 110;');
eval('$r =& $q;');
eval('fun_r($r);');
eval('var_export($q);');
eval('var_export($r);');
eval('$r = \'y\';');
eval('var_export($q);');
eval('var_export($r);');
eval('$s = 120;');
eval('$t =& $s;');
eval('fun_r(&$t);');
eval('var_export($s);');
eval('var_export($t);');
eval('$t = \'y\';');
eval('var_export($s);');
eval('var_export($t);');
eval('$q1 = 111;');
eval('$r1 =& $q1;');
eval('fun_rr($r1);');
eval('var_export($q1);');
eval('var_export($r1);');
eval('$r1 = \'y\';');
eval('var_export($q1);');
eval('var_export($r1);');
eval('$s1 = 121;');
eval('$t1 =& $s1;');
eval('fun_rr(&$t1);');
eval('var_export($s1);');
eval('var_export($t1);');
eval('$t1 = \'y\';');
eval('var_export($s1);');
eval('var_export($t1);');
eval('echo "\n";');
?>
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