From 214eef043501a896ec375fc831891cf1dc09219f Mon Sep 17 00:00:00 2001
From: hyd-dev <yd-huang@outlook.com>
Date: Mon, 6 Sep 2021 23:58:10 +0800
Subject: [PATCH] Add a regression test for
 https://github.com/rust-lang/rust/issues/88649

---
 src/test/ui/consts/issue-88649.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/test/ui/consts/issue-88649.rs

diff --git a/src/test/ui/consts/issue-88649.rs b/src/test/ui/consts/issue-88649.rs
new file mode 100644
index 0000000000000..43e562b5a7da4
--- /dev/null
+++ b/src/test/ui/consts/issue-88649.rs
@@ -0,0 +1,18 @@
+// check-pass
+#![crate_type = "lib"]
+
+enum Foo {
+    Variant1(bool),
+    Variant2(bool),
+}
+
+const _: () = {
+    let mut n = 0;
+    while n < 2 {
+        match Foo::Variant1(true) {
+            Foo::Variant1(x) | Foo::Variant2(x) if x => {}
+            _ => {}
+        }
+        n += 1;
+    }
+};