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-rw-r--r--src/test/ui/extern-flag/no-nounused.rs6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/test/ui/extern-flag/no-nounused.rs b/src/test/ui/extern-flag/no-nounused.rs
new file mode 100644
index 000000000..5ec755952
--- /dev/null
+++ b/src/test/ui/extern-flag/no-nounused.rs
@@ -0,0 +1,6 @@
+// aux-crate:somedep=somedep.rs
+// compile-flags: -Zunstable-options -Dunused-crate-dependencies
+// edition:2018
+
+fn main() { //~ ERROR external crate `somedep` unused in `no_nounused`
+}