Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

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

1 files changed, 11 insertions, 0 deletions

diff --git a/src/test/ui/conditional-compilation/cfg-non-opt-expr.rs b/src/test/ui/conditional-compilation/cfg-non-opt-expr.rs
new file mode 100644
index 000000000..0ddbd8a15
--- /dev/null
+++ b/src/test/ui/conditional-compilation/cfg-non-opt-expr.rs
@@ -0,0 +1,11 @@
+#![feature(stmt_expr_attributes)]
+#![feature(custom_test_frameworks)]
+
+fn main() {
+    let _ = #[cfg(unset)] ();
+    //~^ ERROR removing an expression is not supported in this position
+    let _ = 1 + 2 + #[cfg(unset)] 3;
+    //~^ ERROR removing an expression is not supported in this position
+    let _ = [1, 2, 3][#[cfg(unset)] 1];
+    //~^ ERROR removing an expression is not supported in this position
+}