; RUN: opt < %s -tailduplicate -disable-output | |
define void @ab() { | |
entry: | |
br label %loopentry.5 | |
loopentry.5: ; preds = %no_exit.5, %entry | |
%poscnt.1 = phi i64 [ 0, %entry ], [ %tmp.289, %no_exit.5 ] ; <i64> [#uses=1] | |
%tmp.289 = ashr i64 %poscnt.1, 1 ; <i64> [#uses=1] | |
br i1 false, label %no_exit.5, label %loopexit.5 | |
no_exit.5: ; preds = %loopentry.5 | |
br label %loopentry.5 | |
loopexit.5: ; preds = %loopentry.5 | |
ret void | |
} | |