; RUN: llc < %s -mtriple=i386-apple-darwin9 ; PR4056 define void @int163(i32 %p_4, i32 %p_5) nounwind { entry: %0 = tail call i32 @bar(i32 1) nounwind ; <i32> [#uses=2] %1 = icmp sgt i32 %0, 7 ; <i1> [#uses=1] br i1 %1, label %foo.exit, label %bb.i bb.i: ; preds = %entry %2 = lshr i32 1, %0 ; <i32> [#uses=1] %3 = icmp eq i32 %2, 0 ; <i1> [#uses=1] %4 = zext i1 %3 to i32 ; <i32> [#uses=1] %.p_5 = shl i32 %p_5, %4 ; <i32> [#uses=1] br label %foo.exit foo.exit: ; preds = %bb.i, %entry %5 = phi i32 [ %.p_5, %bb.i ], [ %p_5, %entry ] ; <i32> [#uses=1] %6 = icmp eq i32 %5, 0 ; <i1> [#uses=0] %7 = tail call i32 @bar(i32 %p_5) nounwind ; <i32> [#uses=0] ret void } declare i32 @bar(i32)