1 ; PR726 2 ; RUN: opt < %s -indvars -S | \ 3 ; RUN: grep "ret i32 27" 4 5 ; Make sure to compute the right exit value based on negative strides. 6 7 define i32 @test() { 8 entry: 9 br label %cond_true 10 11 cond_true: ; preds = %cond_true, %entry 12 %a.0.0 = phi i32 [ 10, %entry ], [ %tmp4, %cond_true ] ; <i32> [#uses=2] 13 %b.0.0 = phi i32 [ 0, %entry ], [ %tmp2, %cond_true ] ; <i32> [#uses=1] 14 %tmp2 = add i32 %b.0.0, %a.0.0 ; <i32> [#uses=2] 15 %tmp4 = add i32 %a.0.0, -1 ; <i32> [#uses=2] 16 %tmp = icmp sgt i32 %tmp4, 7 ; <i1> [#uses=1] 17 br i1 %tmp, label %cond_true, label %bb7 18 19 bb7: ; preds = %cond_true 20 ret i32 %tmp2 21 } 22 23
