archive/php-src
1
0
Fork 0
mirror of https://github.com/php/php-src.git synced 2025-08-21 01:45:16 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Prevent usage of uninitialized class entry

Browse source
This commit is contained in:
Dmitry Stogov 2020-05-12 23:34:07 +03:00
parent c0997130ec
commit 2224f63bb5
1 changed files with 2 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

3
ext/opcache/Optimizer/zend_inference.c
View file

@ -2180,12 +2180,13 @@ static uint32_t zend_convert_type_declaration_mask(uint32_t type_mask) {
uint32_t zend_fetch_arg_info_type(const zend_script *script, zend_arg_info *arg_info, zend_class_entry **pce)
{
uint32_t tmp;
*pce = NULL;
if (!ZEND_TYPE_IS_SET(arg_info->type)) {
return MAY_BE_ANY|MAY_BE_ARRAY_KEY_ANY|MAY_BE_ARRAY_OF_ANY|MAY_BE_ARRAY_OF_REF|MAY_BE_RC1|MAY_BE_RCN;
}
tmp = zend_convert_type_declaration_mask(ZEND_TYPE_PURE_MASK(arg_info->type));
*pce = NULL;
if (ZEND_TYPE_HAS_CLASS(arg_info->type)) {
tmp |= MAY_BE_OBJECT;
/* As we only have space to store one CE, we use a plain object type for class unions. */