| Nadav Rotem | 12145f0 | 2012-10-26 17:17:05 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -instcombine -S |
| 2 | |
| 3 | ; Make sure that we don't crash when optimizing the vectors of pointers. |
| 4 | |
| 5 | target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| 6 | target triple = "x86_64-apple-macosx10.8.0" |
| 7 | |
| 8 | %struct.hoge = type { double*, double*, double*, double** } |
| 9 | |
| 10 | define void @widget(%struct.hoge* nocapture %arg) nounwind uwtable ssp { |
| 11 | bb: |
| 12 | %tmp = getelementptr inbounds %struct.hoge* %arg, i64 0, i32 0 |
| 13 | br i1 undef, label %bb1, label %bb17 |
| 14 | |
| 15 | bb1: ; preds = %bb |
| 16 | br i1 undef, label %bb2, label %bb3 |
| 17 | |
| 18 | bb2: ; preds = %bb1 |
| 19 | br label %bb17 |
| 20 | |
| 21 | bb3: ; preds = %bb1 |
| 22 | %tmp4 = bitcast double** %tmp to <2 x double*>* |
| 23 | %tmp5 = load <2 x double*>* %tmp4, align 8 |
| 24 | %tmp6 = ptrtoint <2 x double*> %tmp5 to <2 x i64> |
| 25 | %tmp7 = sub <2 x i64> zeroinitializer, %tmp6 |
| 26 | %tmp8 = ashr exact <2 x i64> %tmp7, <i64 3, i64 3> |
| 27 | %tmp9 = extractelement <2 x i64> %tmp8, i32 0 |
| 28 | %tmp10 = add nsw i64 undef, %tmp9 |
| 29 | br i1 undef, label %bb11, label %bb12 |
| 30 | |
| 31 | bb11: ; preds = %bb3 |
| 32 | br label %bb13 |
| 33 | |
| 34 | bb12: ; preds = %bb3 |
| 35 | br label %bb13 |
| 36 | |
| 37 | bb13: ; preds = %bb12, %bb11 |
| 38 | br i1 undef, label %bb16, label %bb14 |
| 39 | |
| 40 | bb14: ; preds = %bb13 |
| 41 | br i1 undef, label %bb16, label %bb15 |
| 42 | |
| 43 | bb15: ; preds = %bb14 |
| 44 | br label %bb16 |
| 45 | |
| 46 | bb16: ; preds = %bb15, %bb14, %bb13 |
| 47 | unreachable |
| 48 | |
| 49 | bb17: ; preds = %bb2, %bb |
| 50 | ret void |
| 51 | } |