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1; REQUIRES: asserts2; RUN: opt < %s -passes='simple-loop-unswitch<nontrivial>' -disable-output3 4 5; Make sure we don't crash due to a dangling use of %tmp2 in bb7.6define void @test.use_in_dead_block(i1 %arg1, i1 %arg2) {7bb1:8 br label %bb29 10bb2: ; preds = %bb4, %bb111 %tmp1 = phi i64 [ 0, %bb4 ], [ 42, %bb1 ]12 br i1 %arg1, label %bb3, label %bb613 14bb3: ; preds = %bb215 br i1 %arg2, label %bb5, label %bb416 17bb4: ; preds = %bb318 %tmp2 = add i32 1, 119 br label %bb220 21bb5: ; preds = %bb322 ret void23 24bb6: ; preds = %bb225 %tmp3 = add i64 %tmp1, 126 ret void27 28bb7: ; No predecessors!29 %tmp4 = add i32 %tmp2, 130 ret void31}32