PHP 8 compatibility

[m6w6/ext-psi] / src / types / number.c

diff --git a/src/types/number.c b/src/types/number.c
index 3428905f5a031464d4896d7c0d671dd9394dcbd9..e6edb40b342960f0177658c072accbdd90f20971 100644 (file)
--- a/src/types/number.c
+++ b/src/types/number.c
@@ -602,6 +602,7 @@ bool psi_number_validate(struct psi_data *data, struct psi_number *exp,
        size_t i = 0;
        struct psi_const *cnst;
        struct psi_decl_enum *enm;
+       struct psi_decl_extvar *evar;
 
        switch (exp->type) {
        case PSI_T_NULL:
@@ -647,13 +648,21 @@ bool psi_number_validate(struct psi_data *data, struct psi_number *exp,
                if (exp->data.dvar->arg) {
                        return true;
                }
+               for (i = 0; psi_plist_get(data->vars, i, &evar); ++i) {
+                       if (zend_string_equals(exp->data.dvar->name, evar->arg->var->name)) {
+                               exp->data.dvar->arg = evar->arg;
+                               return true;
+                       }
+               }
                if (psi_decl_var_validate(data, exp->data.dvar, scope)) {
                        return true;
+               } else {
+                       data->error(data, exp->token, PSI_WARNING,
+                                       "Unknown variable '%s' in numeric expression",
+                                       exp->data.dvar->name->val);
+                       return false;
                }
-               data->error(data, exp->token, PSI_WARNING,
-                               "Unknown variable '%s' in numeric expression",
-                               exp->data.dvar->name->val);
-               return false;
+               break;
 
        case PSI_T_FUNCTION:
                if (scope && scope->cpp && zend_hash_exists(&scope->cpp->defs, exp->data.call->name)) {
@@ -692,6 +701,7 @@ bool psi_number_validate(struct psi_data *data, struct psi_number *exp,
                                return true;
                        }
                }
+               /* undefined */
                return false;
 
        case PSI_T_SIZEOF:
@@ -805,10 +815,13 @@ static inline token_t psi_number_eval_decl_var(struct psi_number *exp,
        var = exp->data.dvar;
        real = psi_decl_type_get_real(var->arg->type);
        size = psi_decl_arg_get_size(var->arg);
-       sym = psi_call_frame_fetch_symbol(frame, var);
-       ref = deref_impl_val(sym->ptr, var);
 
-       memcpy(res, ref, size);
+       if (frame) {
+               sym = psi_call_frame_fetch_symbol(frame, var);
+               ref = deref_impl_val(sym->ptr, var);
+
+               memcpy(res, ref, size);
+       }
 
        if (var->arg->var->pointer_level > var->pointer_level) {
                switch (SIZEOF_VOID_P) {