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-rw-r--r--src/test/ui/anonymous-higher-ranked-lifetime.rs30
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/anonymous-higher-ranked-lifetime.rs b/src/test/ui/anonymous-higher-ranked-lifetime.rs
new file mode 100644
index 000000000..898fe22fa
--- /dev/null
+++ b/src/test/ui/anonymous-higher-ranked-lifetime.rs
@@ -0,0 +1,30 @@
+fn main() {
+ f1(|_: (), _: ()| {}); //~ ERROR type mismatch
+ f2(|_: (), _: ()| {}); //~ ERROR type mismatch
+ f3(|_: (), _: ()| {}); //~ ERROR type mismatch
+ f4(|_: (), _: ()| {}); //~ ERROR type mismatch
+ f5(|_: (), _: ()| {}); //~ ERROR type mismatch
+ g1(|_: (), _: ()| {}); //~ ERROR type mismatch
+ g2(|_: (), _: ()| {}); //~ ERROR type mismatch
+ g3(|_: (), _: ()| {}); //~ ERROR type mismatch
+ g4(|_: (), _: ()| {}); //~ ERROR type mismatch
+ h1(|_: (), _: (), _: (), _: ()| {}); //~ ERROR type mismatch
+ h2(|_: (), _: (), _: (), _: ()| {}); //~ ERROR type mismatch
+}
+
+// Basic
+fn f1<F>(_: F) where F: Fn(&(), &()) {}
+fn f2<F>(_: F) where F: for<'a> Fn(&'a (), &()) {}
+fn f3<'a, F>(_: F) where F: Fn(&'a (), &()) {}
+fn f4<F>(_: F) where F: for<'r> Fn(&(), &'r ()) {}
+fn f5<F>(_: F) where F: for<'r> Fn(&'r (), &'r ()) {}
+
+// Nested
+fn g1<F>(_: F) where F: Fn(&(), Box<dyn Fn(&())>) {}
+fn g2<F>(_: F) where F: Fn(&(), fn(&())) {}
+fn g3<F>(_: F) where F: for<'s> Fn(&'s (), Box<dyn Fn(&())>) {}
+fn g4<F>(_: F) where F: Fn(&(), for<'r> fn(&'r ())) {}
+
+// Mixed
+fn h1<F>(_: F) where F: Fn(&(), Box<dyn Fn(&())>, &(), fn(&(), &())) {}
+fn h2<F>(_: F) where F: for<'t0> Fn(&(), Box<dyn Fn(&())>, &'t0 (), fn(&(), &())) {}