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Re: Is #pragma pack violates ODR for classes?

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On 08/31/11 04:41 PM, Fedor Rodikov wrote:
> Hi Group!
>
> Recently I met a problem in a legacy C++ project. This project has
> more than one translation unit which include header with class
> template X.
> This #include directive enclosed by #paragma pack in each cpp and the
> value of this packing not the same. Does the X violate ODR or not?
> Could a different packing in different translation units leads to UB?

If the compiler takes any notice of the pragma, it certainly would.

-- 
Ian Collins

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Thread

Is #pragma pack violates ODR for classes? Fedor Rodikov <rodikov.fedor@gmail.com> - 2011-08-30 21:41 -0700
  Re: Is #pragma pack violates ODR for classes? Ian Collins <ian-news@hotmail.com> - 2011-08-31 16:58 +1200
    Re: Is #pragma pack violates ODR for classes? Fedor Rodikov <rodikov.fedor@gmail.com> - 2011-08-31 00:05 -0700
    Re: Is #pragma pack violates ODR for classes? James Kanze <james.kanze@gmail.com> - 2011-09-01 16:00 -0700
  Re: Is #pragma pack violates ODR for classes? Goran <goran.pusic@gmail.com> - 2011-08-31 00:23 -0700
  Re: Is #pragma pack violates ODR for classes? Andrey Tarasevich <andreytarasevich@hotmail.com> - 2011-08-31 09:33 -0700
    Re: Is #pragma pack violates ODR for classes? Fedor Rodikov <rodikov.fedor@gmail.com> - 2011-09-01 02:52 -0700

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