diff --git a/tests/mir-opt/const_prop/while_let_loops.rs b/tests/mir-opt/const_prop/while_let_loops.rs
index 39081c3550a81..8b2a73438d61a 100644
--- a/tests/mir-opt/const_prop/while_let_loops.rs
+++ b/tests/mir-opt/const_prop/while_let_loops.rs
@@ -1,8 +1,9 @@
-// skip-filecheck
 // unit-test: ConstProp
 // EMIT_MIR while_let_loops.change_loop_body.ConstProp.diff
 
 pub fn change_loop_body() {
+    // CHECK-LABEL: fn change_loop_body(
+    // CHECK: switchInt(const 0_isize)
     let mut _x = 0;
     while let Some(0u32) = None {
         _x = 1;