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1; RUN: opt < %s -loop-reduce -S | \2; RUN: grep "add i32 %indvar630.ui, 1"3;4; Make sure that the use of the IV outside of the loop (the store) uses the 5; post incremented value of the IV, not the preincremented value. This 6; prevents the loop from having to keep the post and pre-incremented value7; around for the duration of the loop, adding a copy and an extra register8; to the loop.9 10declare i1 @pred(i32)11 12define void @test(ptr %nbeaux_.0__558, ptr %i_.16574) {13then.0:14 br label %no_exit.215no_exit.2: ; preds = %no_exit.2, %then.016 %indvar630.ui = phi i32 [ 0, %then.0 ], [ %indvar.next631, %no_exit.2 ] ; <i32> [#uses=3]17 %indvar630 = bitcast i32 %indvar630.ui to i32 ; <i32> [#uses=2]18 %gep.upgrd.1 = zext i32 %indvar630.ui to i64 ; <i64> [#uses=1]19 %tmp.38 = getelementptr [700 x i32], ptr %nbeaux_.0__558, i32 0, i64 %gep.upgrd.1 ; <ptr> [#uses=1]20 store i32 0, ptr %tmp.3821 %inc.2 = add i32 %indvar630, 2 ; <i32> [#uses=1]22 %tmp.34 = call i1 @pred( i32 %indvar630 ) ; <i1> [#uses=1]23 %indvar.next631 = add i32 %indvar630.ui, 1 ; <i32> [#uses=1]24 br i1 %tmp.34, label %no_exit.2, label %loopexit.2.loopexit25loopexit.2.loopexit: ; preds = %no_exit.226 store i32 %inc.2, ptr %i_.1657427 ret void28}29 30