Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 24 insertions, 0 deletions

diff --git a/tests/ui/proc-macro/keep-expr-tokens.rs b/tests/ui/proc-macro/keep-expr-tokens.rs
new file mode 100644
index 000000000..0bf889a85
--- /dev/null
+++ b/tests/ui/proc-macro/keep-expr-tokens.rs
@@ -0,0 +1,24 @@
+// aux-build:test-macros.rs
+// compile-flags: -Z span-debug
+
+#![feature(stmt_expr_attributes)]
+#![feature(proc_macro_hygiene)]
+#![feature(rustc_attrs)]
+
+#![no_std] // Don't load unnecessary hygiene information from std
+extern crate std;
+
+extern crate test_macros;
+
+use test_macros::recollect_attr;
+
+fn main() {
+    #[test_macros::recollect_attr]
+    for item in missing_fn() {} //~ ERROR cannot find
+
+    (#[recollect_attr] #[recollect_attr] ((#[recollect_attr] bad))); //~ ERROR cannot
+
+    #[test_macros::print_attr]
+    #[rustc_dummy]
+    { 1 +1; } // Don't change the weird spacing of the '+'
+}