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de66e80d75
Argument lists should always be continuous and hole-free, even if local variables are unset. Replace UNDEF values with NULLs.
100 lines
1.4 KiB
PHP
100 lines
1.4 KiB
PHP
--TEST--
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Bug #70547 (unsetting function variables corrupts backtrace)
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--FILE--
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<?php
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function brokenTrace($arg1, &$arg2, $arg3){
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backtraceWrapper();
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var_dump(func_get_args());
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unset($arg3);
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var_dump(func_get_arg(0));
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var_dump(func_get_arg(1));
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var_dump(func_get_arg(2));
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var_dump(func_get_arg(3));
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backtraceWrapper();
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unset($arg1);
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var_dump(func_get_args());
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backtraceWrapper();
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unset($arg2);
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backtraceWrapper();
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var_dump(func_get_arg(0));
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var_dump(func_get_arg(1));
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var_dump(func_get_arg(2));
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var_dump(func_get_arg(3));
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}
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$arg2 = "2nd";
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brokenTrace("1st", $arg2, "3th", "4th");
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function backtraceWrapper(){
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$bt = debug_backtrace();
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var_dump($bt[1]['args']);
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}
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?>
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--EXPECT--
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array(4) {
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[0]=>
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string(3) "1st"
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[1]=>
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&string(3) "2nd"
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[2]=>
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string(3) "3th"
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[3]=>
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string(3) "4th"
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}
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array(4) {
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[0]=>
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string(3) "1st"
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[1]=>
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string(3) "2nd"
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[2]=>
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string(3) "3th"
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[3]=>
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string(3) "4th"
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}
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string(3) "1st"
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string(3) "2nd"
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NULL
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string(3) "4th"
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array(4) {
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[0]=>
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string(3) "1st"
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[1]=>
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&string(3) "2nd"
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[2]=>
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NULL
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[3]=>
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string(3) "4th"
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}
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array(4) {
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[0]=>
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NULL
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[1]=>
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string(3) "2nd"
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[2]=>
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NULL
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[3]=>
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string(3) "4th"
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}
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array(4) {
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[0]=>
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NULL
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[1]=>
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&string(3) "2nd"
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[2]=>
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NULL
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[3]=>
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string(3) "4th"
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}
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array(4) {
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[0]=>
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NULL
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[1]=>
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NULL
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[2]=>
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NULL
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[3]=>
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string(3) "4th"
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}
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NULL
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NULL
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NULL
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string(3) "4th"
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