; RUN: opt < %s -basic-aa -gvn -S | FileCheck %s %struct.INT2 = type { i32, i32 } @blkshifts = external global %struct.INT2* ; <%struct.INT2**> [#uses=2] define i32 @xcompact() { entry: store %struct.INT2* null, %struct.INT2** @blkshifts, align 4 br label %bb bb: ; preds = %bb, %entry %tmp10 = load %struct.INT2*, %struct.INT2** @blkshifts, align 4 ; <%struct.INT2*> [#uses=0] ; CHECK-NOT: %tmp10 br label %bb }