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fixed the method lookup bug in exec.c

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hyunghwan.chung
2016-11-21 13:56:20 +00:00
parent eaa9dbc958
commit e8985e6dc5
8 changed files with 57 additions and 45 deletions
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7
stix/lib/comp.c
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@ -2478,19 +2478,20 @@ static int compile_class_level_variables (stix_t* stix)
var_info_t var;
/*
TODO: check variability conflict.
TODO: more check on variability conflict.
if it's a indexed class, check if the superclass is fixed or index.
if super is fixed and self is fixed or variable-pointer, no restriction.
if super is fixed and self is variable-nonpointer, no instance varaible in the super side and in the self side.
if super is variable-pointer, self must be a variable-pointer. can't be fixed either
if super is variable-nonpointer, self must be a variable-nonpointer of the same type. can't be fixed either
if super is variable-nonpointer, no instance variable is allowed.
if (stix->c->cls.flags & CLASS_INDEXED)
*/
if (dcl_type == VAR_INSTANCE && (stix->c->cls.flags & CLASS_INDEXED) && (stix->c->cls.indexed_type != STIX_OBJ_TYPE_OOP))
{
set_syntax_error (stix, STIX_SYNERR_VARNAMEDUP, TOKEN_LOC(stix), TOKEN_NAME(stix));
return -1;
}
*/
if (find_class_level_variable(stix, STIX_NULL, TOKEN_NAME(stix), &var) >= 0 ||
stix_lookupdic (stix, stix->sysdic, TOKEN_NAME(stix)) || /* conflicts with a top global name */
stix_lookupdic (stix, stix->c->cls.ns_oop, TOKEN_NAME(stix))) /* conflicts with a global name in the class'es name space */