; RUN: llvm-as < %s | opt -indvars -disable-output

define void @main() {
entry:
        br label %no_exit.1.outer

no_exit.1.outer:                ; preds = %endif.0, %entry
        %l_14237116.1.0.ph = phi i8 [ -46, %entry ], [ 0, %endif.0 ]            ; <i8> [#uses=1]
        %i.0.0.0.ph = phi i32 [ 0, %entry ], [ %inc.1, %endif.0 ]               ; <i32> [#uses=1]
        br label %no_exit.1

no_exit.1:              ; preds = %_Z13func_47880058cc.exit, %no_exit.1.outer
        br i1 false, label %_Z13func_47880058cc.exit, label %then.i

then.i:         ; preds = %no_exit.1
        br label %_Z13func_47880058cc.exit

_Z13func_47880058cc.exit:               ; preds = %then.i, %no_exit.1
        br i1 false, label %then.0, label %no_exit.1

then.0:         ; preds = %_Z13func_47880058cc.exit
        %tmp.6 = bitcast i8 %l_14237116.1.0.ph to i8            ; <i8> [#uses=1]
        br i1 false, label %endif.0, label %then.1

then.1:         ; preds = %then.0
        br label %endif.0

endif.0:                ; preds = %then.1, %then.0
        %inc.1 = add i32 %i.0.0.0.ph, 1         ; <i32> [#uses=2]
        %tmp.2 = icmp sgt i32 %inc.1, 99                ; <i1> [#uses=1]
        br i1 %tmp.2, label %loopexit.0, label %no_exit.1.outer

loopexit.0:             ; preds = %endif.0
        %tmp.28 = zext i8 %tmp.6 to i32         ; <i32> [#uses=0]
        ret void
}