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Diffstat (limited to 'tests/ui/conditional-compilation/cfg-non-opt-expr.rs')
-rw-r--r--tests/ui/conditional-compilation/cfg-non-opt-expr.rs11
1 files changed, 11 insertions, 0 deletions
diff --git a/tests/ui/conditional-compilation/cfg-non-opt-expr.rs b/tests/ui/conditional-compilation/cfg-non-opt-expr.rs
new file mode 100644
index 00000000000..0ddbd8a156d
--- /dev/null
+++ b/tests/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
+}