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1; RUN: llc -mtriple=hexagon < %s | FileCheck %s2;3; Check that this testcase doesn't crash.4; CHECK: jump f05 6target triple = "hexagon"7 8define void @fred() #0 {9b0:10 br label %b111 12b1: ; preds = %b7, %b013 %v2 = phi i32 [ 0, %b0 ], [ %v16, %b7 ]14 %v3 = phi <32 x i32> [ undef, %b0 ], [ %v15, %b7 ]15 %v4 = icmp slt i32 %v2, undef16 br i1 %v4, label %b5, label %b717 18b5: ; preds = %b119 %v6 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v3, <32 x i32> undef)20 br label %b721 22b7: ; preds = %b5, %b123 %v8 = phi <32 x i32> [ %v6, %b5 ], [ %v3, %b1 ]24 %v9 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v8, <32 x i32> undef)25 %v10 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v9, <32 x i32> undef)26 %v11 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v10, <32 x i32> undef)27 %v12 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v11, <32 x i32> undef)28 %v13 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v12, <32 x i32> zeroinitializer)29 %v14 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v13, <32 x i32> undef)30 %v15 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v14, <32 x i32> undef)31 %v16 = add nsw i32 %v2, 832 %v17 = icmp eq i32 %v16, 6433 br i1 %v17, label %b18, label %b134 35b18: ; preds = %b736 tail call void @f0() #037 ret void38}39 40declare <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32>, <32 x i32>) #141declare void @f0() #042 43attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="+hvx,+hvx-length128b" }44attributes #1 = { nounwind readnone }45