1 files changed, 18 insertions, 0 deletions
diff --git a/src/test/ui/lint/force-warn/warn-by-default-lint-two-modules.rs b/src/test/ui/lint/force-warn/warn-by-default-lint-two-modules.rs
new file mode 100644
index 000000000..47a480ad7
--- /dev/null
+++ b/src/test/ui/lint/force-warn/warn-by-default-lint-two-modules.rs
@@ -0,0 +1,18 @@
+// --force-warn $LINT causes $LINT (which is warn-by-default) to warn
+// despite being allowed in one submodule (but not the other)
+// compile-flags: --force-warn dead_code
+// check-pass
+
+mod one {
+    #![allow(dead_code)]
+
+    fn dead_function() {}
+    //~^ WARN function `dead_function` is never used
+}
+
+mod two {
+    fn dead_function() {}
+    //~^ WARN function `dead_function` is never used
+}
+
+fn main() {}