1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/ui/regions/regions-escape-method.rs b/src/test/ui/regions/regions-escape-method.rs
new file mode 100644
index 000000000..69c01ae69
--- /dev/null
+++ b/src/test/ui/regions/regions-escape-method.rs
@@ -0,0 +1,16 @@
+// Test a method call where the parameter `B` would (illegally) be
+// inferred to a region bound in the method argument. If this program
+// were accepted, then the closure passed to `s.f` could escape its
+// argument.
+
+struct S;
+
+impl S {
+    fn f<B, F>(&self, _: F) where F: FnOnce(&i32) -> B {
+    }
+}
+
+fn main() {
+    let s = S;
+    s.f(|p| p) //~ ERROR lifetime may not live long enough
+}