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digitalmars.D.bugs - [Issue 5942] New: Bitfields are overwritten erroneously

reply d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=5942

           Summary: Bitfields are overwritten erroneously
           Product: D
           Version: D2
          Platform: Other
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody puremagic.com
        ReportedBy: samukha voliacable.com


--- Comment #0 from Max Samukha <samukha voliacable.com> 2011-05-07 04:03:20
PDT ---
struct S
{
    mixin(bitfields!(
        int, "a" , 32,
        int, "b" , 32
    ));
}

void main()
{
    S data;
    data.b = 42;
    data.a = 1;
    assert(data.b == 42); // fail
}

Looks like assigning fields at offsets < 32 bit clears fields at offsets >= 32
bit.

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May 07 2011
next sibling parent d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=5942


Era Scarecrow <rtcvb32 yahoo.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
                 CC|                            |rtcvb32 yahoo.com
         AssignedTo|nobody puremagic.com        |rtcvb32 yahoo.com


--- Comment #1 from Era Scarecrow <rtcvb32 yahoo.com> 2012-08-01 08:08:03 PDT
---
resolving issues 6686 and 8474 resolve this problem. Once pull is accepted,
this will be resolved.

http://d.puremagic.com/issues/show_bug.cgi?id=6686
http://d.puremagic.com/issues/show_bug.cgi?id=8474

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Aug 01 2012
prev sibling parent d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=5942


David Nadlinger <code klickverbot.at> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
                 CC|                            |code klickverbot.at
         Resolution|                            |FIXED


--- Comment #2 from David Nadlinger <code klickverbot.at> 2013-10-05 08:17:46
PDT ---
https://github.com/D-Programming-Language/phobos/pull/1613

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Oct 05 2013