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Re: C++ PATCH: Old ABI compatibility

To: chip at valinux dot com
Subject: Re: C++ PATCH: Old ABI compatibility
From: Mark Mitchell <mark at codesourcery dot com>
Date: Wed, 12 Jul 2000 14:46:32 -0700
Cc: gcc-patches at gcc dot gnu dot org
Organization: CodeSourcery, LLC
References: <200007111803.LAA28339@vaio.codesourcery.com><20000712141912.J4432@perlsupport.com>

>>>>> "Chip" == Chip Salzenberg <chip@valinux.com> writes:

    Chip> According to Mark Mitchell:
    >> Depending on the layout algorithms in the C++ compiler is
    >> extremely non-portable.

    Chip> True, BUT: Is it at least safe to assume that single,
    Chip> non-virtual inheritance results in no deltas?

No.  That's true in all the ABI's I know of, but I don't think
anything in the standard guarantees this, and it's conceivable that
someone somewhere will do elsewhere.

--
Mark Mitchell                   mark@codesourcery.com
CodeSourcery, LLC               http://www.codesourcery.com

Follow-Ups:
- Re: C++ PATCH: Old ABI compatibility
  - From: Chip Salzenberg

References:
- C++ PATCH: Old ABI compatibility
  - From: Mark Mitchell
- Re: C++ PATCH: Old ABI compatibility
  - From: Chip Salzenberg

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