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-rw-r--r--src/test/ui/trivial-bounds/trivial-bounds-inconsistent-sized.rs27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/test/ui/trivial-bounds/trivial-bounds-inconsistent-sized.rs b/src/test/ui/trivial-bounds/trivial-bounds-inconsistent-sized.rs
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index 000000000..bfa083655
--- /dev/null
+++ b/src/test/ui/trivial-bounds/trivial-bounds-inconsistent-sized.rs
@@ -0,0 +1,27 @@
+// run-pass
+// Check tautalogically false `Sized` bounds
+#![feature(trivial_bounds)]
+#![allow(unused)]
+
+trait A {}
+
+impl A for i32 {}
+
+struct T<X: ?Sized> {
+ x: X,
+}
+
+struct S(str, str) where str: Sized;
+//~^ WARNING Sized does not depend on any type or lifetime
+
+fn unsized_local() where for<'a> T<dyn A + 'a>: Sized {
+ //~^ WARNING Sized does not depend on any type or lifetime
+ let x: T<dyn A> = *(Box::new(T { x: 1 }) as Box<T<dyn A>>);
+}
+
+fn return_str() -> str where str: Sized {
+ //~^ WARNING Sized does not depend on any type or lifetime
+ *"Sized".to_string().into_boxed_str()
+}
+
+fn main() {}