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Fix bug in the verification of interface-function implementation

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This commit is contained in:
Zeev Suraski
2003-07-16 09:13:47 +00:00
parent 3a898f6d4e
commit e10dbc607c
1 changed files with 16 additions and 1 deletions
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17
Zend/zend_compile.c
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@@ -1676,6 +1676,7 @@ static zend_bool zend_do_perform_implementation_check(zend_function *fe)
op = fe->op_array.opcodes;
proto_op = fe->common.prototype->op_array.opcodes;
/* Make sure that the implementation has all of the arguments of the interface */
while (proto_op->opcode != ZEND_RAISE_ABSTRACT_ERROR) {
if (proto_op->opcode != op->opcode) {
return 0;
@@ -1690,7 +1691,21 @@ static zend_bool zend_do_perform_implementation_check(zend_function *fe)
proto_op++;
op++;
}
return 1;
/* Make sure that the implementation doesn't receive more arguments than the interface */
while (1) {
switch (op->opcode) {
case ZEND_FETCH_CLASS:
case ZEND_FETCH_W:
op++;
break;
case ZEND_RECV:
case ZEND_RECV_INIT:
return 0;
default:
return 1;
}
}
}