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-rw-r--r--src/test/ui/issues/issue-17999.rs10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-17999.rs b/src/test/ui/issues/issue-17999.rs
new file mode 100644
index 000000000..941f1e775
--- /dev/null
+++ b/src/test/ui/issues/issue-17999.rs
@@ -0,0 +1,10 @@
+#![deny(unused_variables)]
+
+fn main() {
+ for _ in 1..101 {
+ let x = (); //~ ERROR: unused variable: `x`
+ match () {
+ a => {} //~ ERROR: unused variable: `a`
+ }
+ }
+}