1 ; RUN: opt < %s -indvars -loop-deletion -simplifycfg | opt \ 2 ; RUN: -analyze -loops | not grep "^Loop Containing" 3 ; PR1179 4 5 define i32 @ltst(i32 %x) { 6 entry: 7 icmp sgt i32 %x, 0 ; <i1>:0 [#uses=1] 8 br i1 %0, label %bb.preheader, label %bb8 9 10 bb.preheader: ; preds = %entry 11 br label %bb 12 13 bb: ; preds = %bb, %bb.preheader 14 %i.01.0 = phi i32 [ %tmp4, %bb ], [ 0, %bb.preheader ] ; <i32> [#uses=1] 15 %j.03.0 = phi i32 [ %tmp2, %bb ], [ 0, %bb.preheader ] ; <i32> [#uses=1] 16 %tmp4 = add i32 %i.01.0, 1 ; <i32> [#uses=2] 17 %tmp2 = add i32 %j.03.0, 1 ; <i32> [#uses=2] 18 icmp slt i32 %tmp4, %x ; <i1>:1 [#uses=1] 19 br i1 %1, label %bb, label %bb8.loopexit 20 21 bb8.loopexit: ; preds = %bb 22 br label %bb8 23 24 bb8: ; preds = %bb8.loopexit, %entry 25 %j.03.1 = phi i32 [ 0, %entry ], [ %tmp2, %bb8.loopexit ] ; <i32> [#uses=1] 26 ret i32 %j.03.1 27 } 28 29
