Enable proc_macro_non_items for unstable tests

Author: dtolnay

tests/tests/run-pass.rs

@@ -6,7 +6,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![cfg_attr(feature = "unstable", feature(proc_macro))]
+#![cfg_attr(feature = "unstable", feature(proc_macro, proc_macro_non_items))]
 
 #[cfg_attr(not(feature = "unstable"), macro_use)]
 extern crate indoc;

tests/tests/ui-unstable/no-arguments.rs

@@ -6,6 +6,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(proc_macro_non_items)]
+
 #[macro_use]
 extern crate indoc;
 

tests/tests/ui-unstable/no-arguments.stderr

@@ -1,7 +1,7 @@
 error: proc macro panicked
-  --> $DIR/no-arguments.rs:13:5
+  --> $DIR/no-arguments.rs:15:5
    |
-13 |     indoc!();
+15 |     indoc!();
    |     ^^^^^^^^^
    |
    = help: message: argument must be a single string literal, but got 0 arguments

tests/tests/ui-unstable/non-lit.rs

@@ -6,6 +6,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(proc_macro_non_items)]
+
 #[macro_use]
 extern crate indoc;
 

tests/tests/ui-unstable/non-lit.stderr

@@ -1,7 +1,7 @@
 error: proc macro panicked
-  --> $DIR/non-lit.rs:13:5
+  --> $DIR/non-lit.rs:15:5
    |
-13 |     indoc!(fail);
+15 |     indoc!(fail);
    |     ^^^^^^^^^^^^^
    |
    = help: message: argument must be a single string literal

tests/tests/ui-unstable/non-string.rs

@@ -6,6 +6,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(proc_macro_non_items)]
+
 #[macro_use]
 extern crate indoc;
 

tests/tests/ui-unstable/non-string.stderr

@@ -1,7 +1,7 @@
 error: proc macro panicked
-  --> $DIR/non-string.rs:13:5
+  --> $DIR/non-string.rs:15:5
    |
-13 |     indoc!(64);
+15 |     indoc!(64);
    |     ^^^^^^^^^^^
    |
    = help: message: argument must be a single string literal

tests/tests/ui-unstable/two-arguments.rs

@@ -6,6 +6,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#![feature(proc_macro_non_items)]
+
 #[macro_use]
 extern crate indoc;
 

tests/tests/ui-unstable/two-arguments.stderr

@@ -1,11 +1,11 @@
 error: proc macro panicked
-  --> $DIR/two-arguments.rs:13:5
+  --> $DIR/two-arguments.rs:15:5
    |
-13 | /     indoc!("
-14 | |         a
-15 | |         b
-16 | |         c
-17 | |         " 64);
+15 | /     indoc!("
+16 | |         a
+17 | |         b
+18 | |         c
+19 | |         " 64);
    | |______________^
    |
    = help: message: argument must be a single string literal, but got 2 arguments