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-rw-r--r--src/test/ui/methods/method-call-lifetime-args-lint-fail.rs87
1 files changed, 87 insertions, 0 deletions
diff --git a/src/test/ui/methods/method-call-lifetime-args-lint-fail.rs b/src/test/ui/methods/method-call-lifetime-args-lint-fail.rs
new file mode 100644
index 000000000..23893911e
--- /dev/null
+++ b/src/test/ui/methods/method-call-lifetime-args-lint-fail.rs
@@ -0,0 +1,87 @@
+#![deny(late_bound_lifetime_arguments)]
+#![allow(unused)]
+
+struct S;
+
+impl S {
+ fn late<'a, 'b>(self, _: &'a u8, _: &'b u8) {}
+ fn late_implicit(self, _: &u8, _: &u8) {}
+ fn late_early<'a, 'b>(self, _: &'a u8) -> &'b u8 { loop {} }
+ fn late_implicit_early<'b>(self, _: &u8) -> &'b u8 { loop {} }
+
+ // 'late lifetimes here belong to nested types not to the tested functions.
+ fn early_tricky_explicit<'a>(_: for<'late> fn(&'late u8),
+ _: Box<dyn for<'late> Fn(&'late u8)>)
+ -> &'a u8 { loop {} }
+ fn early_tricky_implicit<'a>(_: fn(&u8),
+ _: Box<dyn Fn(&u8)>)
+ -> &'a u8 { loop {} }
+}
+
+fn method_call() {
+ S.late(&0, &0); // OK
+ S.late::<'static>(&0, &0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late::<'static, 'static>(&0, &0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late::<'static, 'static, 'static>(&0, &0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late_early(&0); // OK
+ S.late_early::<'static>(&0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late_early::<'static, 'static>(&0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late_early::<'static, 'static, 'static>(&0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+
+ S.late_implicit(&0, &0); // OK
+ S.late_implicit::<'static>(&0, &0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late_implicit::<'static, 'static>(&0, &0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late_implicit::<'static, 'static, 'static>(&0, &0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late_implicit_early(&0); // OK
+ S.late_implicit_early::<'static>(&0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late_implicit_early::<'static, 'static>(&0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+ S.late_implicit_early::<'static, 'static, 'static>(&0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+
+ S::early_tricky_explicit::<'static>(loop {}, loop {}); // OK
+ S::early_tricky_implicit::<'static>(loop {}, loop {}); // OK
+}
+
+fn ufcs() {
+ S::late_early::<'static>(S, &0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+
+ S::late_implicit_early::<'static>(S, &0);
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+}
+
+fn lint_not_inference_error() {
+ fn f<'early, 'late, T: 'early>() {}
+
+ // Make sure `u8` is substituted and not replaced with an inference variable
+ f::<'static, u8>;
+ //~^ ERROR cannot specify lifetime arguments explicitly
+ //~| WARN this was previously accepted
+}
+
+fn main() {}