1; RUN: opt < %s -loop-reduce -S | \ 2; RUN: not grep "bitcast i32 1 to i32" 3; END. 4; The setlt wants to use a value that is incremented one more than the dominant 5; IV. Don't insert the 1 outside the loop, preventing folding it into the add. 6 7define void @test([700 x i32]* %nbeaux_.0__558, i32* %i_.16574) { 8then.0: 9 br label %no_exit.2 10no_exit.2: ; preds = %no_exit.2, %then.0 11 %indvar630 = phi i32 [ 0, %then.0 ], [ %indvar.next631, %no_exit.2 ] ; <i32> [#uses=4] 12 %gep.upgrd.1 = zext i32 %indvar630 to i64 ; <i64> [#uses=1] 13 %tmp.38 = getelementptr [700 x i32], [700 x i32]* %nbeaux_.0__558, i32 0, i64 %gep.upgrd.1 ; <i32*> [#uses=1] 14 store i32 0, i32* %tmp.38 15 %inc.2 = add i32 %indvar630, 2 ; <i32> [#uses=2] 16 %tmp.34 = icmp slt i32 %inc.2, 701 ; <i1> [#uses=1] 17 %indvar.next631 = add i32 %indvar630, 1 ; <i32> [#uses=1] 18 br i1 %tmp.34, label %no_exit.2, label %loopexit.2.loopexit 19loopexit.2.loopexit: ; preds = %no_exit.2 20 store i32 %inc.2, i32* %i_.16574 21 ret void 22} 23 24