From 71d5a2540a98c81f5bcaeb48805e0e2881f530ef Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 16 Apr 2017 16:01:22 +0000
Subject: Vendor import of llvm trunk r300422:
 https://llvm.org/svn/llvm-project/llvm/trunk@300422

---
 test/Transforms/InstCombine/bitreverse-fold.ll | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'test/Transforms/InstCombine/bitreverse-fold.ll')

diff --git a/test/Transforms/InstCombine/bitreverse-fold.ll b/test/Transforms/InstCombine/bitreverse-fold.ll
index ecdfbc8cb5f9..b798ad33b3f0 100644
--- a/test/Transforms/InstCombine/bitreverse-fold.ll
+++ b/test/Transforms/InstCombine/bitreverse-fold.ll
@@ -37,6 +37,13 @@ define i32 @reverse_neg1_i32() {
   ret i32 %x
 }
 
+; CHECK-LABEL: @reverse_undef_i32(
+; CHECK-NEXT: ret i32 undef
+define i32 @reverse_undef_i32() {
+  %x = call i32 @llvm.bitreverse.i32(i32 undef)
+  ret i32 %x
+}
+
 ; CHECK-LABEL: @reverse_false_i1(
 ; CHECK-NEXT: ret i1 false
 define i1 @reverse_false_i1() {
@@ -51,6 +58,13 @@ define i1 @reverse_true_i1() {
   ret i1 %x
 }
 
+; CHECK-LABEL: @reverse_undef_i1(
+; CHECK-NEXT: ret i1 undef
+define i1 @reverse_undef_i1() {
+  %x = call i1 @llvm.bitreverse.i1(i1 undef)
+  ret i1 %x
+}
+
 ; CHECK-LABEL: @reverse_false_v2i1(
 ; CHECK-NEXT: ret <2 x i1> zeroinitializer
 define <2 x i1> @reverse_false_v2i1() {
-- 
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