1 ; RUN: opt < %s -loop-reduce
3 define void @resolve_name(i1 %arg, i8 %arg2) nounwind uwtable ssp {
4 br label %while.cond40.preheader
5 while.cond132.while.cond.loopexit_crit_edge:
6 br label %while.cond40.preheader
7 while.cond40.preheader:
10 %indvars.iv194 = phi ptr [ null, %while.cond40.preheader ], [ %scevgep, %while.body51 ]
11 %tmp.1 = phi ptr [ undef, %while.cond40.preheader ], [ %incdec.ptr, %while.body51 ]
12 switch i8 %arg2, label %while.body51 [
13 i8 0, label %if.then59
15 while.body51: ; preds = %land.end50
16 %incdec.ptr = getelementptr inbounds i8, ptr %tmp.1, i64 1
17 %scevgep = getelementptr i8, ptr %indvars.iv194, i64 1
18 br label %while.cond40
19 if.then59: ; preds = %while.end
20 br i1 %arg, label %if.then64, label %if.end113
21 if.then64: ; preds = %if.then59
22 %incdec.ptr88.tmp.2 = select i1 undef, ptr undef, ptr undef
24 if.end113: ; preds = %if.then64, %if.then59
25 %tmp.4 = phi ptr [ %incdec.ptr88.tmp.2, %if.then64 ], [ undef, %if.then59 ]
26 %tmp.4195 = ptrtoint ptr %tmp.4 to i64
27 br label %while.cond132.preheader
28 while.cond132.preheader: ; preds = %if.end113
29 %cmp133173 = icmp eq ptr %tmp.1, %tmp.4
30 br i1 %cmp133173, label %while.cond40.preheader, label %while.body139.lr.ph
31 while.body139.lr.ph: ; preds = %while.cond132.preheader
32 %scevgep198199 = ptrtoint ptr %indvars.iv194 to i64
33 br label %while.body139
34 while.body139: ; preds = %while.body139, %while.body139.lr.ph
35 %start_of_var.0177 = phi ptr [ %tmp.1, %while.body139.lr.ph ], [ null, %while.body139 ]
36 br i1 %arg, label %while.cond132.while.cond.loopexit_crit_edge, label %while.body139