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- MFH: Fixed bug #47572 (zval_update_constant_ex: Segmentation fault)

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This commit is contained in:
Felipe Pena 2009-03-05 16:25:43 +00:00
parent 456d5e9381
commit c43b935b65
2 changed files with 22 additions and 3 deletions
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17
Zend/tests/bug47572.phpt Normal file
View file

@ -0,0 +1,17 @@
--TEST--
Bug #47572 (zval_update_constant_ex: Segmentation fault)
--FILE--
<?php
class Foo {
public static $bar = array(
FOO => "bar"
);
}
$foo = new Foo();
?>
--EXPECTF--
Notice: Use of undefined constant FOO - assumed 'FOO' in %s on line %d

8
Zend/zend_execute_API.c
View file

@ -575,7 +575,7 @@ ZEND_API int zval_update_constant_ex(zval **pp, void *arg, zend_class_entry *sco
} else if (Z_TYPE_P(p) == IS_CONSTANT_ARRAY) { } else if (Z_TYPE_P(p) == IS_CONSTANT_ARRAY) {
zval **element, *new_val; zval **element, *new_val;
char *str_index; char *str_index;
uint str_index_len; uint str_index_len = 0;
ulong num_index; ulong num_index;
int ret; int ret;
@ -613,9 +613,11 @@ ZEND_API int zval_update_constant_ex(zval **pp, void *arg, zend_class_entry *sco
str_index = colon; str_index = colon;
} else { } else {
if (str_index[str_index_len - 2] & IS_CONSTANT_UNQUALIFIED) { if (str_index[str_index_len - 2] & IS_CONSTANT_UNQUALIFIED) {
actual = (char *)zend_memrchr(str_index, '\\', str_index_len - 3) + 1; if ((actual = (char *)zend_memrchr(str_index, '\\', str_index_len - 3))) {
actual++;
str_index_len -= (actual - str_index); str_index_len -= (actual - str_index);
str_index = actual; str_index = save;
}
} }
if (str_index[0] == '\\') { if (str_index[0] == '\\') {
++str_index; ++str_index;