Deny unsafe on more builtin attributes

1 files changed, 27 insertions, 0 deletions

diff --git a/tests/ui/attributes/unsafe/proc-unsafe-attributes.rs b/tests/ui/attributes/unsafe/proc-unsafe-attributes.rs
new file mode 100644
index 00000000000..caf6c6dc8ff
--- /dev/null
+++ b/tests/ui/attributes/unsafe/proc-unsafe-attributes.rs
@@ -0,0 +1,27 @@
+#![feature(unsafe_attributes)]
+
+#[unsafe(proc_macro)]
+//~^ ERROR: is not an unsafe attribute
+//~| ERROR attribute is only usable with crates of the `proc-macro` crate type
+pub fn a() {}
+
+
+#[unsafe(proc_macro_derive(Foo))]
+//~^ ERROR: is not an unsafe attribute
+//~| ERROR attribute is only usable with crates of the `proc-macro` crate type
+pub fn b() {}
+
+#[proc_macro_derive(unsafe(Foo))]
+//~^ ERROR attribute is only usable with crates of the `proc-macro` crate type
+pub fn c() {}
+
+#[unsafe(proc_macro_attribute)]
+//~^ ERROR: is not an unsafe attribute
+//~| ERROR attribute is only usable with crates of the `proc-macro` crate type
+pub fn d() {}
+
+#[unsafe(allow(dead_code))]
+//~^ ERROR: is not an unsafe attribute
+pub fn e() {}
+
+fn main() {}