From d180f918240d2f8bd3d6f7292b63194f45901759 Mon Sep 17 00:00:00 2001
From: hi-rustin <rustin.liu@gmail.com>
Date: Thu, 11 Mar 2021 23:30:39 +0800
Subject: Emit the enum range assumption if the range only contains one element

test: add test case

make tidy happy
---
 src/test/codegen/enum-bounds-check-issue-82871.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 src/test/codegen/enum-bounds-check-issue-82871.rs

(limited to 'src/test/codegen')

diff --git a/src/test/codegen/enum-bounds-check-issue-82871.rs b/src/test/codegen/enum-bounds-check-issue-82871.rs
new file mode 100644
index 00000000000..e779e2ef274
--- /dev/null
+++ b/src/test/codegen/enum-bounds-check-issue-82871.rs
@@ -0,0 +1,16 @@
+// compile-flags: -O
+// min-llvm-version: 11.0
+
+#![crate_type = "lib"]
+
+#[repr(C)]
+pub enum E {
+    A,
+}
+
+// CHECK-LABEL: @index
+#[no_mangle]
+pub fn index(x: &[u32; 3], ind: E) -> u32{
+    // CHECK-NOT: panic_bounds_check
+    x[ind as usize]
+}
-- 
cgit 1.4.1-3-g733a5