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-rw-r--r--src/test/ui/macros/meta-variable-depth-outside-repeat.rs12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/test/ui/macros/meta-variable-depth-outside-repeat.rs b/src/test/ui/macros/meta-variable-depth-outside-repeat.rs
new file mode 100644
index 000000000..b7fb94785
--- /dev/null
+++ b/src/test/ui/macros/meta-variable-depth-outside-repeat.rs
@@ -0,0 +1,12 @@
+#![feature(macro_metavar_expr)]
+
+macro_rules! metavar {
+ ( $i:expr ) => {
+ ${length(0)}
+ //~^ ERROR meta-variable expression `length` with depth parameter must be called inside of a macro repetition
+ };
+}
+
+const _: i32 = metavar!(0);
+
+fn main() {}