- int access = 0;
- if(flags&FLAG_PUBLIC) {
- if(access&(FLAG_PRIVATE|FLAG_PROTECTED|FLAG_PACKAGEINTERNAL))
- syntaxerror("invalid combination of access levels");
- access = ACCESS_PACKAGE;
- } else if(flags&FLAG_PRIVATE) {
- if(access&(FLAG_PUBLIC|FLAG_PROTECTED|FLAG_PACKAGEINTERNAL))
- syntaxerror("invalid combination of access levels");
- access = ACCESS_PRIVATE;
- } else if(flags&FLAG_PROTECTED) {
- if(access&(FLAG_PUBLIC|FLAG_PRIVATE|FLAG_PACKAGEINTERNAL))
- syntaxerror("invalid combination of access levels");
- access = ACCESS_PROTECTED;
- } else {
- access = ACCESS_PACKAGEINTERNAL;
+ if(!m)
+ return;
+ if(m->parent == state->cls->info)
+ syntaxerror("class '%s' already contains a method/slot '%s'", m->parent->name, m->name);
+ if(!m->parent)
+ syntaxerror("internal error: overriding method %s, which doesn't have parent", m->name);
+ if(m->access==ACCESS_PRIVATE)
+ return;
+ if(m->flags & FLAG_FINAL)
+ syntaxerror("can't override final member %s", m->name);
+ if((m->flags & FLAG_STATIC) && !(flags&FLAG_STATIC))
+ syntaxerror("can't override static member %s", m->name);
+ if(!(m->flags & FLAG_STATIC) && (flags&FLAG_STATIC))
+ syntaxerror("can't override non-static member %s with static declaration", m->name);
+
+ if(!(flags&FLAG_OVERRIDE)) {
+ if(m->parent && !(m->parent->flags&FLAG_INTERFACE)) {
+ if(m->kind == INFOTYPE_METHOD)
+ syntaxerror("can't override without explicit 'override' declaration");
+ else
+ syntaxerror("can't override '%s'", m->name);
+ }