Add regression test for issue, apply suggestion to convert to assert_eq

2 files changed, 23 insertions, 0 deletions

diff --git a/src/test/rustdoc/auxiliary/issue-57180.rs b/src/test/rustdoc/auxiliary/issue-57180.rs
new file mode 100644
index 00000000000..4e2f4b87c02
--- /dev/null
+++ b/src/test/rustdoc/auxiliary/issue-57180.rs
@@ -0,0 +1,16 @@
+// compile-flags: -Cmetadata=aux
+
+pub trait Trait {
+}
+
+pub struct Struct<F>
+{
+    _p: ::std::marker::PhantomData<F>,
+}
+
+impl<F: Fn() -> u32>
+Trait for Struct<F>
+    where
+        F: Fn() -> u32,
+{
+}
diff --git a/src/test/rustdoc/issue-57180.rs b/src/test/rustdoc/issue-57180.rs
new file mode 100644
index 00000000000..14bd2b0fec0
--- /dev/null
+++ b/src/test/rustdoc/issue-57180.rs
@@ -0,0 +1,7 @@
+// aux-build:issue-57180.rs
+
+extern crate issue_57180;
+use issue_57180::Trait;
+
+fn main() {
+}