1 files changed, 45 insertions, 0 deletions
diff --git a/src/test/ui/recursion/recursive-requirements.stderr b/src/test/ui/recursion/recursive-requirements.stderr
new file mode 100644
index 000000000..8ee154ce5
--- /dev/null
+++ b/src/test/ui/recursion/recursive-requirements.stderr
@@ -0,0 +1,45 @@
+error[E0277]: `*const Bar` cannot be shared between threads safely
+  --> $DIR/recursive-requirements.rs:16:12
+   |
+LL |     let _: AssertSync<Foo> = unimplemented!();
+   |            ^^^^^^^^^^^^^^^ `*const Bar` cannot be shared between threads safely
+   |
+   = help: within `Foo`, the trait `Sync` is not implemented for `*const Bar`
+note: required because it appears within the type `Foo`
+  --> $DIR/recursive-requirements.rs:5:12
+   |
+LL | pub struct Foo {
+   |            ^^^
+note: required by a bound in `AssertSync`
+  --> $DIR/recursive-requirements.rs:3:22
+   |
+LL | struct AssertSync<T: Sync>(PhantomData<T>);
+   |                      ^^^^ required by this bound in `AssertSync`
+
+error[E0277]: `*const Foo` cannot be shared between threads safely
+  --> $DIR/recursive-requirements.rs:16:12
+   |
+LL |     let _: AssertSync<Foo> = unimplemented!();
+   |            ^^^^^^^^^^^^^^^ `*const Foo` cannot be shared between threads safely
+   |
+   = help: within `Foo`, the trait `Sync` is not implemented for `*const Foo`
+note: required because it appears within the type `Bar`
+  --> $DIR/recursive-requirements.rs:10:12
+   |
+LL | pub struct Bar {
+   |            ^^^
+   = note: required because it appears within the type `PhantomData<Bar>`
+note: required because it appears within the type `Foo`
+  --> $DIR/recursive-requirements.rs:5:12
+   |
+LL | pub struct Foo {
+   |            ^^^
+note: required by a bound in `AssertSync`
+  --> $DIR/recursive-requirements.rs:3:22
+   |
+LL | struct AssertSync<T: Sync>(PhantomData<T>);
+   |                      ^^^^ required by this bound in `AssertSync`
+
+error: aborting due to 2 previous errors
+
+For more information about this error, try `rustc --explain E0277`.