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-rw-r--r--compiler/rustc_interface/src/interface.rs4
-rw-r--r--compiler/rustc_interface/src/tests.rs1
2 files changed, 4 insertions, 1 deletions
diff --git a/compiler/rustc_interface/src/interface.rs b/compiler/rustc_interface/src/interface.rs
index c46e879b976..8f131f45bbd 100644
--- a/compiler/rustc_interface/src/interface.rs
+++ b/compiler/rustc_interface/src/interface.rs
@@ -285,7 +285,9 @@ pub(crate) fn parse_check_cfg(dcx: DiagCtxtHandle<'_>, specs: Vec<String>) -> Ch
                     .expecteds
                     .entry(name.name)
                     .and_modify(|v| match v {
-                        ExpectedValues::Some(v) if !values_any_specified => {
+                        ExpectedValues::Some(v) if !values_any_specified =>
+                        {
+                            #[allow(rustc::potential_query_instability)]
                             v.extend(values.clone())
                         }
                         ExpectedValues::Some(_) => *v = ExpectedValues::Any,
diff --git a/compiler/rustc_interface/src/tests.rs b/compiler/rustc_interface/src/tests.rs
index 0a764808f95..4425877308a 100644
--- a/compiler/rustc_interface/src/tests.rs
+++ b/compiler/rustc_interface/src/tests.rs
@@ -807,6 +807,7 @@ fn test_unstable_options_tracking_hash() {
     tracked!(hint_mostly_unused, true);
     tracked!(human_readable_cgu_names, true);
     tracked!(incremental_ignore_spans, true);
+    tracked!(indirect_branch_cs_prefix, true);
     tracked!(inline_mir, Some(true));
     tracked!(inline_mir_hint_threshold, Some(123));
     tracked!(inline_mir_threshold, Some(123));