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- ; 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
- }
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