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1; RUN: opt < %s -loop-reduce2 3define void @resolve_name(i1 %arg, i8 %arg2) nounwind uwtable ssp {4 br label %while.cond40.preheader5while.cond132.while.cond.loopexit_crit_edge:6 br label %while.cond40.preheader7while.cond40.preheader:8 br label %while.cond409while.cond40:10 %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.then5914 ]15while.body51: ; preds = %land.end5016 %incdec.ptr = getelementptr inbounds i8, ptr %tmp.1, i64 117 %scevgep = getelementptr i8, ptr %indvars.iv194, i64 118 br label %while.cond4019if.then59: ; preds = %while.end20 br i1 %arg, label %if.then64, label %if.end11321if.then64: ; preds = %if.then5922 %incdec.ptr88.tmp.2 = select i1 undef, ptr undef, ptr undef23 br label %if.end11324if.end113: ; preds = %if.then64, %if.then5925 %tmp.4 = phi ptr [ %incdec.ptr88.tmp.2, %if.then64 ], [ undef, %if.then59 ]26 %tmp.4195 = ptrtoint ptr %tmp.4 to i6427 br label %while.cond132.preheader28while.cond132.preheader: ; preds = %if.end11329 %cmp133173 = icmp eq ptr %tmp.1, %tmp.430 br i1 %cmp133173, label %while.cond40.preheader, label %while.body139.lr.ph31while.body139.lr.ph: ; preds = %while.cond132.preheader32 %scevgep198199 = ptrtoint ptr %indvars.iv194 to i6433 br label %while.body13934while.body139: ; preds = %while.body139, %while.body139.lr.ph35 %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.body13937}38