; RUN: opt < %s -globalopt -disable-output %struct._list = type { i32*, %struct._list* } %struct._play = type { i32, i32*, %struct._list*, %struct._play* } @nrow = internal global i32 0 ; <i32*> [#uses=2] define void @make_play() { entry: br label %cond_true16.i cond_true16.i: ; preds = %cond_true16.i, %entry %low.0.in.i.0 = phi i32* [ @nrow, %entry ], [ null, %cond_true16.i ] ; <i32*> [#uses=1] %low.0.i = load i32* %low.0.in.i.0 ; <i32> [#uses=0] br label %cond_true16.i } define void @make_wanted() { entry: unreachable } define void @get_good_move() { entry: ret void } define void @main() { entry: store i32 8, i32* @nrow tail call void @make_play( ) ret void }