Map redesign, removing just flags as unoccupied, when getting value we dont check occupancy but key, avoids hanging values due to the nature of linear probing

new_resolve.cpp

@@ -44,28 +44,17 @@ sym_insert(Sym *sym){
   Sym *is_sym = (Sym *)map_get(&pctx->syms, hash);
   if(is_sym){
     parsing_error(sym->ast->pos, "Symbol with name: [%s] defined multiple times", sym->name.s.str);
-    return;
   }
   if(pctx->scope > 0){
-    For(pctx->local_syms){
-      if(it[0]->name.str == sym->name.str) parsing_error(sym->ast->pos, "Symbol with name: [%s] defined multiple times", sym->name.s.str);
-      return;
-    }
     pctx->local_syms.add(sym);
   }
-  else{
+
   map_insert(&pctx->syms, hash, sym);
-  }
 }
 
 function Sym *
 sym_get(Intern_String name){
   Sym *result = (Sym *)map_get(&pctx->syms, hash_string(name.s));
-  if(!result){
-    For(pctx->local_syms){
-      if(it[0]->name.str == name.str) return it[0];
-    }
-  }
   return result;
 }
 
@@ -80,6 +69,11 @@ function void
 scope_close(S64 local_sym_count){
   pctx->scope--;
   assert(pctx->scope >= 0);
+  for(S64 i = local_sym_count; i < pctx->local_syms.len; i++){
+    Sym *it = pctx->local_syms.data[i];
+    void *removed = map_remove(&pctx->syms, hash_string(it->name.s));
+    assert(removed);
+  }
   pctx->local_syms.len = local_sym_count;
 }