Don't print the "total" -Ztime-passes output if --prints=... is also given.

Fixes #64339.

Author: nnethercote

src/librustc_driver/lib.rs

@@ -132,8 +132,11 @@ pub struct TimePassesCallbacks {
 
 impl Callbacks for TimePassesCallbacks {
     fn config(&mut self, config: &mut interface::Config) {
+        // If a --prints=... option has been given, we don't print the "total"
+        // time because it will mess up the --prints output. See #64339.
         self.time_passes =
-            config.opts.debugging_opts.time_passes || config.opts.debugging_opts.time;
+            config.opts.prints.is_empty() &&
+            (config.opts.debugging_opts.time_passes || config.opts.debugging_opts.time);
     }
 }