bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir_ty/src/tests/regression.rs')
-rw-r--r--crates/hir_ty/src/tests/regression.rs32
1 files changed, 32 insertions, 0 deletions
diff --git a/crates/hir_ty/src/tests/regression.rs b/crates/hir_ty/src/tests/regression.rs
index 70a1c37dc0..618499fdc1 100644
--- a/crates/hir_ty/src/tests/regression.rs
+++ b/crates/hir_ty/src/tests/regression.rs
@@ -1145,3 +1145,35 @@ impl<'a, T, DB: TypeMetadata> Output<'a, T, DB> {
"#,
);
}
+
+#[test]
+fn bitslice_panic() {
+ check_no_mismatches(
+ r#"
+//- minicore: option, deref
+
+pub trait BitView {
+ type Store;
+}
+
+pub struct Lsb0;
+
+pub struct BitArray<V: BitView> { }
+
+pub struct BitSlice<T> { }
+
+impl<V: BitView> core::ops::Deref for BitArray<V> {
+ type Target = BitSlice<V::Store>;
+}
+
+impl<T> BitSlice<T> {
+ pub fn split_first(&self) -> Option<(T, &Self)> { loop {} }
+}
+
+fn multiexp_inner() {
+ let exp: &BitArray<Foo>;
+ exp.split_first();
+}
+ "#,
+ );
+}