add compile error test for pointless discards

2026-04-28 03:17:08 +03:00 · 2022-09-13 10:01:17 -07:00
parent ebd082d3f6
commit b2e94de358
1 changed files with 12 additions and 0 deletions
@@ -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