- /* Optimize the query so it excludes messages that already have
- * the specified set of tags. */
- query_string = _optimize_tag_query (ctx, query_string, tag_ops);
- if (query_string == NULL) {
- fprintf (stderr, "Out of memory.\n");
- return 1;
+ if (! (flags & TAG_FLAG_REMOVE_ALL)) {
+ /* Optimize the query so it excludes messages that already
+ * have the specified set of tags. */
+ query_string = _optimize_tag_query (ctx, query_string, tag_ops);
+ if (query_string == NULL) {
+ fprintf (stderr, "Out of memory.\n");
+ return 1;
+ }
+ flags |= TAG_FLAG_PRE_OPTIMIZED;