1 ; RUN: opt < %s -loop-unroll -disable-output 2 3 define i32 @main() { 4 entry: 5 br label %no_exit 6 no_exit: ; preds = %no_exit, %entry 7 %indvar = phi i32 [ 0, %entry ], [ %indvar.next, %no_exit ] ; <i32> [#uses=1] 8 %indvar.next = add i32 %indvar, 1 ; <i32> [#uses=2] 9 %exitcond = icmp ne i32 %indvar.next, -2147483648 ; <i1> [#uses=1] 10 br i1 %exitcond, label %no_exit, label %loopexit 11 loopexit: ; preds = %no_exit 12 ret i32 0 13 } 14 15
