Don't allow feeding a query cache entry twice

2022-12-01 09:48:33 +00:00 · 2022-12-01 09:48:33 +00:00 · a0bdb4b498
parent 744a97b98c
commit a0bdb4b498
1 changed files with 2 additions and 4 deletions
--- a/compiler/rustc_middle/src/ty/query.rs
+++ b/compiler/rustc_middle/src/ty/query.rs
@ -344,12 +344,10 @@ macro_rules! define_feedable {

                match cached {
                    Ok(old) => {
-                        assert_eq!(
-                            value, old,
-                            "Trying to feed an already recorded value for query {} key={key:?}",
+                        bug!(
+                            "Trying to feed an already recorded value for query {} key={key:?}:\nold value: {old:?}\nnew value: {value:?}",
                            stringify!($name),
                        );
-                        return old;
                    }
                    Err(()) => (),
                }