Stop using zend_function->reserved[] space.

Author: dstogov

Zend/zend_closures.c

@@ -234,7 +234,8 @@ static ZEND_NAMED_FUNCTION(zend_closure_call_magic) /* {{{ */ {
 	fci.size = sizeof(zend_fcall_info);
 	fci.retval = return_value;
 
-	fcc.function_handler = (zend_function *) EX(func)->internal_function.reserved[0];
+	fcc.function_handler = (EX(func)->internal_function.fn_flags & ZEND_ACC_STATIC) ?
+		EX(func)->internal_function.scope->__callstatic : EX(func)->internal_function.scope->__call;
 	fci.params = params;
 	fci.param_count = 2;
 	ZVAL_STR(&fci.params[0], EX(func)->common.function_name);
@@ -270,9 +271,9 @@ static int zend_create_closure_from_callable(zval *return_value, zval *callable,
 		memset(&call, 0, sizeof(zend_internal_function));
 
 		call.type = ZEND_INTERNAL_FUNCTION;
+		call.fn_flags = mptr->common.fn_flags & ZEND_ACC_STATIC;
 		call.handler = zend_closure_call_magic;
 		call.function_name = mptr->common.function_name;
-		call.reserved[0] = mptr->op_array.reserved[0];
 		call.scope = mptr->common.scope;
 
 		zend_free_trampoline(mptr);

Zend/zend_object_handlers.c

@@ -1161,7 +1161,6 @@ ZEND_API zend_function *zend_get_call_trampoline_func(zend_class_entry *ce, zend
 	}
 	func->opcodes = &EG(call_trampoline_op);
 	func->run_time_cache = (void*)(intptr_t)-1;
-	func->reserved[0] = fbc;
 	func->scope = fbc->common.scope;
 	/* reserve space for arguments, local and temorary variables */
 	func->T = (fbc->type == ZEND_USER_FUNCTION)? MAX(fbc->op_array.last_var + fbc->op_array.T, 2) : 2;

Zend/zend_vm_def.h

@@ -7725,7 +7725,7 @@ ZEND_VM_HANDLER(158, ZEND_CALL_TRAMPOLINE, ANY, ANY)
 	call = execute_data;
 	execute_data = EG(current_execute_data) = EX(prev_execute_data);
 
-	call->func = fbc->op_array.reserved[0];
+	call->func = (fbc->op_array.fn_flags & ZEND_ACC_STATIC) ? fbc->op_array.scope->__callstatic : fbc->op_array.scope->__call;
 	ZEND_ASSERT(zend_vm_calc_used_stack(2, call->func) <= (size_t)(((char*)EG(vm_stack_end)) - (char*)call));
 	ZEND_CALL_NUM_ARGS(call) = 2;
 

Zend/zend_vm_execute.h

@@ -1942,7 +1942,7 @@ static ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL ZEND_CALL_TRAMPOLINE_SPEC_HANDLER(Z
 	call = execute_data;
 	execute_data = EG(current_execute_data) = EX(prev_execute_data);
 
-	call->func = fbc->op_array.reserved[0];
+	call->func = (fbc->op_array.fn_flags & ZEND_ACC_STATIC) ? fbc->op_array.scope->__callstatic : fbc->op_array.scope->__call;
 	ZEND_ASSERT(zend_vm_calc_used_stack(2, call->func) <= (size_t)(((char*)EG(vm_stack_end)) - (char*)call));
 	ZEND_CALL_NUM_ARGS(call) = 2;