1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/hygiene/rustc-macro-transparency.rs b/tests/ui/hygiene/rustc-macro-transparency.rs
new file mode 100644
index 00000000000..5f36993af2f
--- /dev/null
+++ b/tests/ui/hygiene/rustc-macro-transparency.rs
@@ -0,0 +1,31 @@
+#![feature(decl_macro, rustc_attrs)]
+
+#[rustc_macro_transparency = "transparent"]
+macro transparent() {
+    struct Transparent;
+    let transparent = 0;
+}
+#[rustc_macro_transparency = "semitransparent"]
+macro semitransparent() {
+    struct SemiTransparent;
+    let semitransparent = 0;
+}
+#[rustc_macro_transparency = "opaque"]
+macro opaque() {
+    struct Opaque;
+    let opaque = 0;
+}
+
+fn main() {
+    transparent!();
+    semitransparent!();
+    opaque!();
+
+    Transparent; // OK
+    SemiTransparent; // OK
+    Opaque; //~ ERROR cannot find value `Opaque` in this scope
+
+    transparent; // OK
+    semitransparent; //~ ERROR expected value, found macro `semitransparent`
+    opaque; //~ ERROR expected value, found macro `opaque`
+}