diff options
Diffstat (limited to 'tests/ui/proc-macro/proc-macro-attributes.rs')
-rw-r--r-- | tests/ui/proc-macro/proc-macro-attributes.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/proc-macro-attributes.rs b/tests/ui/proc-macro/proc-macro-attributes.rs new file mode 100644 index 000000000..8d96381b9 --- /dev/null +++ b/tests/ui/proc-macro/proc-macro-attributes.rs @@ -0,0 +1,22 @@ +// aux-build:derive-b.rs + +#[macro_use] +extern crate derive_b; + +#[B] //~ ERROR `B` is ambiguous + //~| WARN derive helper attribute is used before it is introduced + //~| WARN this was previously accepted +#[C] //~ ERROR cannot find attribute `C` in this scope +#[B(D)] //~ ERROR `B` is ambiguous + //~| WARN derive helper attribute is used before it is introduced + //~| WARN this was previously accepted +#[B(E = "foo")] //~ ERROR `B` is ambiguous + //~| WARN derive helper attribute is used before it is introduced + //~| WARN this was previously accepted +#[B(arbitrary tokens)] //~ ERROR `B` is ambiguous + //~| WARN derive helper attribute is used before it is introduced + //~| WARN this was previously accepted +#[derive(B)] +struct B; + +fn main() {} |