; RUN: opt < %s -gvn | llvm-dis %struct.PerlInterpreter = type { i8 } @PL_sv_count = external global i32 ; <i32*> [#uses=2] define void @perl_destruct(%struct.PerlInterpreter* %sv_interp) { entry: br i1 false, label %cond_next25, label %cond_true16 cond_true16: ; preds = %entry ret void cond_next25: ; preds = %entry br i1 false, label %cond_next33, label %cond_true32 cond_true32: ; preds = %cond_next25 ret void cond_next33: ; preds = %cond_next25 br i1 false, label %cond_next61, label %cond_true.i46 cond_true.i46: ; preds = %cond_next33 ret void cond_next61: ; preds = %cond_next33 br i1 false, label %cond_next69, label %cond_true66 cond_true66: ; preds = %cond_next61 ret void cond_next69: ; preds = %cond_next61 br i1 false, label %Perl_safefree.exit52, label %cond_true.i50 cond_true.i50: ; preds = %cond_next69 ret void Perl_safefree.exit52: ; preds = %cond_next69 br i1 false, label %cond_next80, label %cond_true77 cond_true77: ; preds = %Perl_safefree.exit52 ret void cond_next80: ; preds = %Perl_safefree.exit52 br i1 false, label %Perl_safefree.exit56, label %cond_true.i54 cond_true.i54: ; preds = %cond_next80 ret void Perl_safefree.exit56: ; preds = %cond_next80 br i1 false, label %Perl_safefree.exit60, label %cond_true.i58 cond_true.i58: ; preds = %Perl_safefree.exit56 ret void Perl_safefree.exit60: ; preds = %Perl_safefree.exit56 br i1 false, label %Perl_safefree.exit64, label %cond_true.i62 cond_true.i62: ; preds = %Perl_safefree.exit60 ret void Perl_safefree.exit64: ; preds = %Perl_safefree.exit60 br i1 false, label %Perl_safefree.exit68, label %cond_true.i66 cond_true.i66: ; preds = %Perl_safefree.exit64 ret void Perl_safefree.exit68: ; preds = %Perl_safefree.exit64 br i1 false, label %cond_next150, label %cond_true23.i cond_true23.i: ; preds = %Perl_safefree.exit68 ret void cond_next150: ; preds = %Perl_safefree.exit68 %tmp16092 = load i32* @PL_sv_count, align 4 ; <i32> [#uses=0] br label %cond_next165 bb157: ; preds = %cond_next165 %tmp158 = load i32* @PL_sv_count, align 4 ; <i32> [#uses=0] br label %cond_next165 cond_next165: ; preds = %bb157, %cond_next150 br i1 false, label %bb171, label %bb157 bb171: ; preds = %cond_next165 ret void }