| ; RUN: opt < %s -loop-reduce | |
| define void @resolve_name(i1 %arg, i8 %arg2) nounwind uwtable ssp { | |
| br label %while.cond40.preheader | |
| while.cond132.while.cond.loopexit_crit_edge: | |
| br label %while.cond40.preheader | |
| while.cond40.preheader: | |
| br label %while.cond40 | |
| while.cond40: | |
| %indvars.iv194 = phi ptr [ null, %while.cond40.preheader ], [ %scevgep, %while.body51 ] | |
| %tmp.1 = phi ptr [ undef, %while.cond40.preheader ], [ %incdec.ptr, %while.body51 ] | |
| switch i8 %arg2, label %while.body51 [ | |
| i8 0, label %if.then59 | |
| ] | |
| while.body51: ; preds = %land.end50 | |
| %incdec.ptr = getelementptr inbounds i8, ptr %tmp.1, i64 1 | |
| %scevgep = getelementptr i8, ptr %indvars.iv194, i64 1 | |
| br label %while.cond40 | |
| if.then59: ; preds = %while.end | |
| br i1 %arg, label %if.then64, label %if.end113 | |
| if.then64: ; preds = %if.then59 | |
| %incdec.ptr88.tmp.2 = select i1 undef, ptr undef, ptr undef | |
| br label %if.end113 | |
| if.end113: ; preds = %if.then64, %if.then59 | |
| %tmp.4 = phi ptr [ %incdec.ptr88.tmp.2, %if.then64 ], [ undef, %if.then59 ] | |
| %tmp.4195 = ptrtoint ptr %tmp.4 to i64 | |
| br label %while.cond132.preheader | |
| while.cond132.preheader: ; preds = %if.end113 | |
| %cmp133173 = icmp eq ptr %tmp.1, %tmp.4 | |
| br i1 %cmp133173, label %while.cond40.preheader, label %while.body139.lr.ph | |
| while.body139.lr.ph: ; preds = %while.cond132.preheader | |
| %scevgep198199 = ptrtoint ptr %indvars.iv194 to i64 | |
| br label %while.body139 | |
| while.body139: ; preds = %while.body139, %while.body139.lr.ph | |
| %start_of_var.0177 = phi ptr [ %tmp.1, %while.body139.lr.ph ], [ null, %while.body139 ] | |
| br i1 %arg, label %while.cond132.while.cond.loopexit_crit_edge, label %while.body139 | |
| } |