; RUN: opt < %s -simplifycfg -disable-output ; END. target datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32" target triple = "thumbv7-apple-ios9.0.0" %struct.anon = type { %struct.anon.0, i32, i32, %union.T1 } %struct.anon.0 = type { i32, [256 x i32], [256 x i8] } %union.T1 = type { %struct.F} %struct.F = type { i32 } @U = internal global %struct.anon zeroinitializer, align 4 define void @main() { entry: %0 = load i32, i32* getelementptr inbounds (%struct.anon, %struct.anon* @U, i32 0, i32 2), align 4 %cmp.i = icmp eq i32 %0, -1 br i1 %cmp.i, label %if.then, label %if.end if.then: ; preds = %entry br label %if.end if.end: ; preds = %entry, %if.then %1 = load i32, i32* getelementptr inbounds (%struct.anon, %struct.anon* @U, i32 0, i32 2), align 4 %bf.load = load i32, i32* getelementptr inbounds (%struct.anon, %struct.anon* @U, i32 0, i32 3, i32 0, i32 0), align 4 %cmp = icmp slt i32 %0, 0 br i1 %cmp, label %if.end7, label %cond.false cond.false: ; preds = %if.end %add = and i32 %bf.load, 30 %shl = add nuw nsw i32 %add, 2 br label %if.end7 if.end7: ; preds = %if.end, %cond.false %2 = icmp eq i32 %0, 1 br i1 %2, label %if.then9, label %if.else10 if.then9: ; preds = %if.end7 br label %if.end29 if.else10: ; preds = %if.end7 %cmp11 = icmp ugt i32 %0, 13 br i1 %cmp11, label %if.then12, label %if.else14 if.then12: ; preds = %if.else10 br label %if.end26 if.else14: ; preds = %if.else10 %tobool = icmp eq i1 %2, 0 br i1 %tobool, label %lor.rhs, label %if.then18 lor.rhs: ; preds = %if.else14 %tobool.not.i = icmp eq i1 %2, 0 br i1 %tobool.not.i, label %if.else21, label %if.end.i54 if.end.i54: ; preds = %lor.rhs br label %for.cond.i for.cond.i: ; preds = %if.end6.i, %if.end.i54 %ix.0.i = phi i32 [ 0, %if.end.i54 ], [ %inc.i55, %if.end6.i ] %ret.0.off0.i = phi i1 [ false, %if.end.i54 ], [ %.ret.0.off0.i, %if.end6.i ] %cmp2.i = icmp ult i32 %ix.0.i, 2 br i1 %cmp2.i, label %for.body.i, label %TmpSimpleNeedExt.exit for.body.i: ; preds = %for.cond.i %arrayidx.i = getelementptr inbounds %struct.anon, %struct.anon* @U, i32 0, i32 0, i32 2, i32 %ix.0.i %elt = load i8, i8* %arrayidx.i, align 1 %cmp3.i = icmp sgt i8 %elt, 7 br i1 %cmp3.i, label %if.else21, label %if.end6.i if.end6.i: ; preds = %for.body.i %cmp10.i = icmp ugt i8 %elt, 59 %.ret.0.off0.i = or i1 %ret.0.off0.i, %cmp10.i %inc.i55 = add i32 %ix.0.i, 1 br label %for.cond.i TmpSimpleNeedExt.exit: ; preds = %for.body.i br i1 %ret.0.off0.i, label %if.then18, label %if.else21 if.then18: ; preds = %if.else14, %TmpSimpleNeedExt.exit br label %if.end26 if.else21: ; preds = %for.body.i, %lor.rhs, %TmpSimpleNeedExt.exit br label %if.end26 if.end26: ; preds = %if.then18, %if.else21, %if.then12 %cmp.i51 = icmp slt i32 %0, 7 br i1 %cmp.i51, label %if.then.i, label %if.end.i if.then.i: ; preds = %if.end26 br label %if.end.i if.end.i: ; preds = %if.then.i, %if.end26 br label %if.end29 if.then2.i: ; preds = %if.end.i br label %if.end29 if.end29: ; preds = %if.end.i, %if.then2.i, %if.then9 ret void }