--- /dev/null
+; RUN: opt -loop-vectorize -force-vector-width=2 -S %s | FileCheck %s
+
+; Test cases to make sure LV & loop versioning can handle loops with
+; multiple exiting branches.
+
+; Multiple branches exiting the loop to a unique exit block. The loop should
+; be vectorized with versioning & noalias metadata should be added.
+define void @multiple_exits_unique_exit_block(i32* %A, i32* %B, i64 %N) {
+; CHECK-LABEL: @multiple_exits_unique_exit_block
+; CHECK: vector.memcheck:
+; CHECK-LABEL: vector.body:
+; CHECK: %wide.load = load <2 x i32>, <2 x i32>* {{.*}}, align 4, !alias.scope
+; CHECK: store <2 x i32> %wide.load, <2 x i32>* {{.*}}, align 4, !alias.scope
+; CHECK: br
+;
+entry:
+ br label %loop.header
+
+loop.header:
+ %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ]
+ %cond.0 = icmp eq i64 %iv, %N
+ br i1 %cond.0, label %exit, label %for.body
+
+for.body:
+ %A.gep = getelementptr inbounds i32, i32* %A, i64 %iv
+ %lv = load i32, i32* %A.gep, align 4
+ %B.gep = getelementptr inbounds i32, i32* %B, i64 %iv
+ store i32 %lv, i32* %B.gep, align 4
+ %iv.next = add nuw i64 %iv, 1
+ %cond.1 = icmp ult i64 %iv.next, 1000
+ br i1 %cond.1, label %loop.header, label %exit
+
+exit:
+ ret void
+}
+
+
+; Multiple branches exiting the loop to different blocks. Currently this is not supported.
+define i32 @multiple_exits_multiple_exit_blocks(i32* %A, i32* %B, i64 %N) {
+; CHECK-LABEL: @multiple_exits_multiple_exit_blocks
+; CHECK-NEXT: entry:
+; CHECK: br label %loop.header
+; CHECK-NOT: <2 x i32>
+;
+entry:
+ br label %loop.header
+
+loop.header:
+ %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ]
+ %cond.0 = icmp eq i64 %iv, %N
+ br i1 %cond.0, label %exit.0, label %for.body
+
+for.body:
+ %A.gep = getelementptr inbounds i32, i32* %A, i64 %iv
+ %lv = load i32, i32* %A.gep, align 4
+ %B.gep = getelementptr inbounds i32, i32* %B, i64 %iv
+ store i32 %lv, i32* %B.gep, align 4
+ %iv.next = add nuw i64 %iv, 1
+ %cond.1 = icmp ult i64 %iv.next, 1000
+ br i1 %cond.1, label %loop.header, label %exit.1
+
+exit.0:
+ ret i32 1
+
+exit.1:
+ ret i32 2
+}