- case EXPR_BUILTIN_PREFETCH: {
- builtin_prefetch_expression_t const *const pf = &expr->builtin_prefetch;
- walk_expression(pf->adr, callback, env);
- if (pf->rw != NULL) {
- walk_expression(pf->rw, callback, env);
- if (pf->locality != NULL)
- walk_expression(pf->locality, callback, env);
- }
- return;
- }
-