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Re: Help with bit-field semantics in C and C++
- From: Gabriel Dos Reis <gdr at integrable-solutions dot net>
- To: Mike Stump <mrs at apple dot com>
- Cc: David Carlton <david dot carlton at sun dot com>, Mark Mitchell <mark at codesourcery dot com>, Dave Korn <dk at artimi dot com>, "'Roger Sayle'" <roger at eyesopen dot com>, "'Joe Buck'" <Joe dot Buck at synopsys dot com>, gcc at gcc dot gnu dot org
- Date: 24 Aug 2004 23:52:30 +0200
- Subject: Re: Help with bit-field semantics in C and C++
- Organization: Integrable Solutions
- References: <058F7B34-F617-11D8-AF5A-003065BDF310@apple.com>
Mike Stump <mrs@apple.com> writes:
| On Tuesday, August 24, 2004, at 02:38 PM, David Carlton wrote:
| >> The standard is just plain not clear here. There's nothing that says
| >> definitively what should happen, either with the conversion or with
| >> the subsequent use, assuming that conversion to a value outside the
| >> enum range is permitted.
| >
| > But that last assumption isn't correct, is it? I don't see how that's
| > consistent with 7.2p9: it talks about "the resulting enumeration
| > value", which should surely mean that a value outside the enum range
| > _isn't_ permitted.
|
| Grrr... It _is_ permitted. The standard is perfectly clean on this
| issue.
You asked people to back up their assertions. Why about you backing
up the assertion that it is permitted?
-- Gaby