Commit b2e94de358

@@ -0,0 +1,12 @@
+export fn foo() void {
+    var x: i32 = 1234;
+    x += 1;
+    _ = x;
+}
+
+// error
+// backend=stage2
+// target=native
+//
+// :4:9: error: pointless discard of local variable
+// :3:5: note: used here