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-rw-r--r--llvm/test/Transforms/LoopVectorize/2016-07-27-loop-vec.ll19
1 files changed, 19 insertions, 0 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/2016-07-27-loop-vec.ll b/llvm/test/Transforms/LoopVectorize/2016-07-27-loop-vec.ll
new file mode 100644
index 00000000000..f64dcb36f70
--- /dev/null
+++ b/llvm/test/Transforms/LoopVectorize/2016-07-27-loop-vec.ll
@@ -0,0 +1,19 @@
+; RUN: opt < %s -loop-vectorize -S
+
+define void @foo() local_unnamed_addr {
+entry:
+ %exitcond = icmp eq i64 3, 3
+ br label %for.body
+
+for.body: ; preds = %entry
+ %i.05 = phi i64 [ %inc, %for.body ], [ 0, %entry ]
+ %total1 = add nsw i64 %i.05, 3
+ %inc = add nuw nsw i64 %i.05, 1
+ br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !0
+
+for.end: ; preds = %for.body
+ ret void
+}
+
+!0 = distinct !{!0, !1}
+!1 = !{!"llvm.loop.vectorize.enable", i1 true}
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