| ; RUN: opt < %s -indvars -loop-deletion -simplifycfg | opt -analyze -loops | FileCheck %s |
| ; PR1179 |
| |
| ; CHECK-NOT: Loop Containing |
| |
| define i32 @ltst(i32 %x) { |
| entry: |
| icmp sgt i32 %x, 0 ; <i1>:0 [#uses=1] |
| br i1 %0, label %bb.preheader, label %bb8 |
| |
| bb.preheader: ; preds = %entry |
| br label %bb |
| |
| bb: ; preds = %bb, %bb.preheader |
| %i.01.0 = phi i32 [ %tmp4, %bb ], [ 0, %bb.preheader ] ; <i32> [#uses=1] |
| %j.03.0 = phi i32 [ %tmp2, %bb ], [ 0, %bb.preheader ] ; <i32> [#uses=1] |
| %tmp4 = add i32 %i.01.0, 1 ; <i32> [#uses=2] |
| %tmp2 = add i32 %j.03.0, 1 ; <i32> [#uses=2] |
| icmp slt i32 %tmp4, %x ; <i1>:1 [#uses=1] |
| br i1 %1, label %bb, label %bb8.loopexit |
| |
| bb8.loopexit: ; preds = %bb |
| br label %bb8 |
| |
| bb8: ; preds = %bb8.loopexit, %entry |
| %j.03.1 = phi i32 [ 0, %entry ], [ %tmp2, %bb8.loopexit ] ; <i32> [#uses=1] |
| ret i32 %j.03.1 |
| } |
| |
