[Boost-bugs] [Boost C++ Libraries] #12989: Bug in multiprecision shift left

Subject: [Boost-bugs] [Boost C++ Libraries] #12989: Bug in multiprecision shift left
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2017-04-26 14:52:18

#12989: Bug in multiprecision shift left
-------------------------------------+----------------------------
 Reporter:  Paweł Bylica <chfast@…>  |      Owner:  johnmaddock
     Type:  Bugs                     |     Status:  new
Milestone:  To Be Determined         |  Component:  multiprecision
  Version:  Boost 1.63.0             |   Severity:  Problem
 Keywords:                           |
-------------------------------------+----------------------------
 In cpp_int this test fails:

 ```
 using uint256 = number<cpp_int_backend<256, 256, unsigned_magnitude,
 unchecked, void>>;
 BOOST_CHECK_EQUAL(uint256(3) << 255, uint256(1) << 255);
 ```

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Ticket URL: <https://svn.boost.org/trac/boost/ticket/12989>
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