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-rw-r--r--src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.rs16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.rs b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.rs
new file mode 100644
index 000000000..cb9077647
--- /dev/null
+++ b/src/test/ui/type-alias-impl-trait/generic_type_does_not_live_long_enough.rs
@@ -0,0 +1,16 @@
+#![feature(type_alias_impl_trait)]
+
+fn main() {
+ let y = 42;
+ let x = wrong_generic(&y);
+ let z: i32 = x;
+ //~^ ERROR non-defining opaque type use
+}
+
+type WrongGeneric<T> = impl 'static;
+//~^ ERROR: at least one trait must be specified
+
+fn wrong_generic<T>(t: T) -> WrongGeneric<T> {
+ t
+ //~^ ERROR the parameter type `T` may not live long enough
+}