about summary refs log tree commit diff
diff options
context:
space:
mode:
-rw-r--r--tests/ui/macros/macro-rules-attr-infinite-recursion.rs12
-rw-r--r--tests/ui/macros/macro-rules-attr-infinite-recursion.stderr14
2 files changed, 26 insertions, 0 deletions
diff --git a/tests/ui/macros/macro-rules-attr-infinite-recursion.rs b/tests/ui/macros/macro-rules-attr-infinite-recursion.rs
new file mode 100644
index 00000000000..dc54c32cad3
--- /dev/null
+++ b/tests/ui/macros/macro-rules-attr-infinite-recursion.rs
@@ -0,0 +1,12 @@
+#![crate_type = "lib"]
+#![feature(macro_attr)]
+
+macro_rules! attr {
+    attr() { $($body:tt)* } => {
+        #[attr] $($body)*
+    };
+    //~^^ ERROR: recursion limit reached
+}
+
+#[attr]
+struct S;
diff --git a/tests/ui/macros/macro-rules-attr-infinite-recursion.stderr b/tests/ui/macros/macro-rules-attr-infinite-recursion.stderr
new file mode 100644
index 00000000000..7d9a94338f5
--- /dev/null
+++ b/tests/ui/macros/macro-rules-attr-infinite-recursion.stderr
@@ -0,0 +1,14 @@
+error: recursion limit reached while expanding `#[attr]`
+  --> $DIR/macro-rules-attr-infinite-recursion.rs:6:9
+   |
+LL |         #[attr] $($body)*
+   |         ^^^^^^^
+...
+LL | #[attr]
+   | ------- in this attribute macro expansion
+   |
+   = help: consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`macro_rules_attr_infinite_recursion`)
+   = note: this error originates in the attribute macro `attr` (in Nightly builds, run with -Z macro-backtrace for more info)
+
+error: aborting due to 1 previous error
+