Print result on unstable fingerprint error

Aaron1011 · Aaron1011 · commit 93ab70565575 · 2021-01-16T17:53:02.000-05:00
diff --git a/compiler/rustc_query_system/src/query/plumbing.rs b/compiler/rustc_query_system/src/query/plumbing.rs
@@ -564,7 +564,7 @@ fn incremental_verify_ich<CTX, K, V: Debug>(
 
     let old_hash = tcx.dep_graph().fingerprint_of(dep_node_index);
 
-    assert!(new_hash == old_hash, "found unstable fingerprints for {:?}", dep_node,);
+    assert!(new_hash == old_hash, "found unstable fingerprints for {:?}: result {:?}", dep_node, result);
 }
 
 fn force_query_with_job<C, CTX>(

Original file line number	Diff line number	Diff line change
`@@ -564,7 +564,7 @@ fn incremental_verify_ich<CTX, K, V: Debug>(`
`564`	`564`
`565`	`565`	`let old_hash = tcx.dep_graph().fingerprint_of(dep_node_index);`
`566`	`566`
`567`		`- assert!(new_hash == old_hash, "found unstable fingerprints for {:?}", dep_node,);`
	`567`	`+ assert!(new_hash == old_hash, "found unstable fingerprints for {:?}: result {:?}", dep_node, result);`
`568`	`568`	`}`
`569`	`569`
`570`	`570`	`fn force_query_with_job<C, CTX>(`