1 files changed, 20 insertions, 0 deletions
diff --git a/tests/crashes/125957.rs b/tests/crashes/125957.rs
new file mode 100644
index 00000000000..e3abe5262eb
--- /dev/null
+++ b/tests/crashes/125957.rs
@@ -0,0 +1,20 @@
+//@ known-bug: rust-lang/rust#125957
+#![feature(generic_const_exprs)]
+#![allow(incomplete_features)]
+#![feature(associated_const_equality)]
+
+pub struct Equal<const T: usize, const R: usize>();
+
+pub enum ParseMode {
+    Raw,
+}
+pub trait Parse {
+    const PARSE_MODE: ParseMode;
+}
+pub trait RenderRaw: Parse<PARSE_MODE = { ParseMode::Raw }> {}
+
+trait GenericVec<T> {
+    fn unwrap() -> dyn RenderRaw;
+}
+
+fn main() {}