|  | ; RUN: opt -jump-threading -S < %s | 
|  |  | 
|  | define void @func(i8 zeroext %p_44) nounwind { | 
|  | entry: | 
|  | br i1 false, label %for.cond2, label %if.end50 | 
|  |  | 
|  | for.cond2:                                        ; preds = %for.inc46, %lor.end, %entry | 
|  | %p_44.addr.1 = phi i8 [ %p_44.addr.1, %lor.end ], [ %p_44, %entry ], [ %p_44.addr.1, %for.inc46 ] | 
|  | br i1 undef, label %for.inc46, label %for.body5 | 
|  |  | 
|  | for.body5:                                        ; preds = %for.cond2 | 
|  | br i1 undef, label %lbl_465, label %if.then9 | 
|  |  | 
|  | if.then9:                                         ; preds = %for.body5 | 
|  | br label %return | 
|  |  | 
|  | lbl_465:                                          ; preds = %lbl_465, %for.body5 | 
|  | %tobool19 = icmp eq i8 undef, 0 | 
|  | br i1 %tobool19, label %if.end21, label %lbl_465 | 
|  |  | 
|  | if.end21:                                         ; preds = %lbl_465 | 
|  | %conv23 = zext i8 %p_44.addr.1 to i64 | 
|  | %xor = xor i64 %conv23, 1 | 
|  | %tobool.i = icmp eq i64 %conv23, 0 | 
|  | br i1 %tobool.i, label %cond.false.i, label %safe_mod_func_uint64_t_u_u.exit | 
|  |  | 
|  | cond.false.i:                                     ; preds = %if.end21 | 
|  | %div.i = udiv i64 %xor, %conv23 | 
|  | br label %safe_mod_func_uint64_t_u_u.exit | 
|  |  | 
|  | safe_mod_func_uint64_t_u_u.exit:                  ; preds = %cond.false.i, %if.end21 | 
|  | %cond.i = phi i64 [ %div.i, %cond.false.i ], [ %conv23, %if.end21 ] | 
|  | %tobool28 = icmp eq i64 %cond.i, 0 | 
|  | br i1 %tobool28, label %lor.rhs, label %lor.end | 
|  |  | 
|  | lor.rhs:                                          ; preds = %safe_mod_func_uint64_t_u_u.exit | 
|  | br label %lor.end | 
|  |  | 
|  | lor.end:                                          ; preds = %lor.rhs, %safe_mod_func_uint64_t_u_u.exit | 
|  | br label %for.cond2 | 
|  |  | 
|  | for.inc46:                                        ; preds = %for.cond2 | 
|  | br label %for.cond2 | 
|  |  | 
|  | if.end50:                                         ; preds = %entry | 
|  | br label %return | 
|  |  | 
|  | return:                                           ; preds = %if.end50, %if.then9 | 
|  | ret void | 
|  | } |