1 ; RUN: opt < %s -instcombine -S
3 ; Make sure that we don't crash when optimizing the vectors of pointers.
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"
8 %struct.hoge = type { double*, double*, double*, double** }
10 define void @widget(%struct.hoge* nocapture %arg) nounwind uwtable ssp {
12 %tmp = getelementptr inbounds %struct.hoge, %struct.hoge* %arg, i64 0, i32 0
13 br i1 undef, label %bb1, label %bb17
16 br i1 undef, label %bb2, label %bb3
22 %tmp4 = bitcast double** %tmp to <2 x double*>*
23 %tmp5 = load <2 x double*>, <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
37 bb13: ; preds = %bb12, %bb11
38 br i1 undef, label %bb16, label %bb14
41 br i1 undef, label %bb16, label %bb15
46 bb16: ; preds = %bb15, %bb14, %bb13
49 bb17: ; preds = %bb2, %bb