[Boost-bugs] [Boost C++ Libraries] #10525: json_parser_write.hpp Value Conversion Issue

Subject: [Boost-bugs] [Boost C++ Libraries] #10525: json_parser_write.hpp Value Conversion Issue
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2014-09-23 01:38:58

#10525: json_parser_write.hpp Value Conversion Issue
------------------------------+---------------------------
 Reporter:  anonymous         |      Owner:  cornedbee
     Type:  Bugs              |     Status:  new
Milestone:  To Be Determined  |  Component:  property_tree
  Version:  Boost 1.56.0      |   Severity:  Problem
 Keywords:  json parser       |
------------------------------+---------------------------
 In the following snippet in json_parser_write.hpp, Xcode complains
 /boost/property_tree/detail/json_parser_write.hpp: Implicit conversion
 loses integer precision: 'unsigned long' to 'int'.

 line 52 ~ 55
     std::basic_string<Ch> create_escapes(const std::basic_string<Ch> &s)
     {
     ...
                 int d1 = u / 4096; u -= d1 * 4096;
                 int d2 = u / 256; u -= d2 * 256;
                 int d3 = u / 16; u -= d3 * 16;
                 int d4 = u;
     ...
     }

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Ticket URL: <https://svn.boost.org/trac/boost/ticket/10525>
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