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-rw-r--r--tests/ui/proc-macro/bad-projection.rs15
1 files changed, 15 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/bad-projection.rs b/tests/ui/proc-macro/bad-projection.rs
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+++ b/tests/ui/proc-macro/bad-projection.rs
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+// force-host
+// no-prefer-dynamic
+
+#![crate_type = "proc-macro"]
+#![allow(warnings)]
+
+extern crate proc_macro;
+
+trait Project {
+ type Assoc;
+}
+
+#[proc_macro]
+pub fn uwu() -> <() as Project>::Assoc {}
+//~^ ERROR the trait bound `(): Project` is not satisfied